Manajemen | Fakultas Ekonomi Universitas Maritim Raja Ali Haji joeb.84.5.269-274
Journal of Education for Business
ISSN: 0883-2323 (Print) 1940-3356 (Online) Journal homepage: http://www.tandfonline.com/loi/vjeb20
An Efficiency Comparison of MBA Programs: Top
10 Versus Non-Top 10
Maxwell K. Hsu , Marcia L. James & Gary H. Chao
To cite this article: Maxwell K. Hsu , Marcia L. James & Gary H. Chao (2009) An Efficiency
Comparison of MBA Programs: Top 10 Versus Non-Top 10, Journal of Education for Business,
84:5, 269-274, DOI: 10.3200/JOEB.84.5.269-274
To link to this article: http://dx.doi.org/10.3200/JOEB.84.5.269-274
Published online: 07 Aug 2010.
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Date: 11 January 2016, At: 22:54
AnEfficiencyComparisonofMBA
Programs:Top10VersusNon-Top10
Downloaded by [Universitas Maritim Raja Ali Haji] at 22:54 11 January 2016
MAXWELLK.HSU
UNIVERSITYOFWISCONSIN–WHITEWATER
WHITEWATER,WISCONSIN
MARCIAL.JAMES
UNIVERSITYOFWISCONSIN–WHITEWATER
WHITEWATER,WISCONSIN
GARYH.CHAO
KUTZTOWNUNIVERSITY
KUTZTOWN,PENNSYLVANIA
ABSTRACT.Theauthorscomparedthe
cohortgroupofthetop-10MBAprograms
intheUnitedStateswiththeirlower-rankingcounterpartsontheirvalue-addedefficiency.Thefindingsrevealthatthetop-10
MBAprogramsintheUnitedStatesare
associatedwithstatisticallyhigheraverage
technicalandscaleefficiencyandscale
efficiency,butnotwithastatisticallyhigher
averagepuretechnicalefficiency.Bycalculatingtheefficiencymeasures,theproper
decisionvariablesoftheMBAprograms
canbeidentifiedandimprovementstotheir
efficiencycanbemade.Inaddition,the
findingscanassistprospectivestudentsin
selectingthebestMBAprogramsfortheir
educationalinvestment.
Keywords:DEA,efficiencyscores,
MBAranking
Copyright©2009HeldrefPublications
T
he average total cost of attending a top-10 MBA program in
the United States is approximately
$198,300,versusthenon-top-10counterparts’averagetotalcostof$123,700
(Holtom&Inderrieden,2007).Recent
findings from the Graduate ManagementAdmissionCouncil(GMAC)data
showthat“studentswhoattendlowerranking schools experience a better
return on investment than those who
attendhigher-rankingschools”(Holtom
& Inderrieden, p. 36). To review this
striking finding from another angle,
the present study compares the cohort
groupoftop-10MBAprogramsinthe
UnitedStateswiththeirlower-ranking
counterpartsonthebasisoftheirvalueaddedefficiency.
Print media such as Business Week,
FinancialTimes (“FinancialTimespublishes 2006 global MBA rankings,”
2006),theWallStreetJournal,theEconomist, and U.S. News & World Report
(“Schools of Business,” 2006) all providetheirownversionsoftheB-school
rankings. Hiring competent instructors,
maintainingsmallerclasssizes,andsetting competitive entrance criteria are
ways top MBA programs have used to
improvetheirrankings.However,critics
pointoutthatmanyMBAprogramsshift
thebalanceofpowerfromassessmentof
learning outcomes and academic scholarship to obsession with ranking status (Association to Advance Collegiate
SchoolsofBusinessInternational,2005;
Policano,2005).Itisworsethatbecause
of varying ranking methodologies and
data-collectionprocesses,theserankings
may not reflect the overall performance
and uniqueness of an MBA program.
As Tracy and Waldfogel (1997) pointed out, one serious problem with the
aforementionedB-schoolrankingsisthat
theydonotdifferentiateprograminputs
from outputs. Thus, we believe that in
conjunctionwiththepublishedB-school
rankings,findingsfromthepresentstudy
could help the MBA program administratorsandapplicantsconfidentlyobtain
a more comprehensive guideline when
theyassesstopU.S.MBAprograms.
Why do students enroll in an MBA
program? Bickerstaffe and Ridgers
(2007) identified the following four
factors: new career opportunities,
personal development and educational
experience, increased salary, and
networking. However, if the absolute
values of those factors are focused on,
MBAapplicantsmayfallintoatrapsuch
as a blind trust in B-school rankings.
Top MBA programs can recruit the
best students who are more likely to
outperformstudentsfromtheotherMBA
programs. This does not necessarily
meanthatthetopMBAprogramshave
done their best to train their students.
To better gauge an MBA program’s
performance, researchers should resort
totheefficiencymeasurement.
May/June2009
269
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How can a program improve its
efficiency? One way is to reduce its
inputs while improving its outputs.
Should a program minimize all inputs
and maximize all outputs? Not necessarily. A program may only need to
improve its efficiency by focusing on
somevariablesratherthanallofthem.
Specifically, the boundary constraints
that correspond to the input or output
variables for each MBA program can
be identified. This information offers
valuableguidelinesforeachMBAprogramtoenhanceitsefficiency.
The purpose of the present article is
threefold:first,toidentifylessefficient
MBAprogramsusingthedataenvelopmentanalysis(DEA)technique;second,
to fill the gap of the current literature
in examining whether differences in
efficiency exist among the often more
expensive top-10 U.S. MBA programs
and other non-top-10 U.S. MBA programs;andthird,tohelpMBAprogram
administrators identify sources of relativeinefficiencysothattheycanimprove
their programs’ value-added efficiency.
Asaresult,thisproposedmethodoffers
MBA program administrators a useful
meanswhentheydevelopstrategicplans
to achieve market competitiveness. In
addition,thefindingscanofferprospective MBA students another venue to
evaluate MBA programs before they
submittheirapplications.
LiteratureReview
Intheeducationliterature,anumber
ofresearchstudieshaveinvestigatedthe
relative efficiency of various decisionmaking units (DMUs) at the administrativelevels(Ahn,Charnes,&Cooper,
1988; Chen, 1997; Haksever & Muragishi,1998;McMillan&Datta,1998).
Bradley, Jones, and Millington (2001)
usedDEAtoevaluatetheefficiencyof
allsecondaryschoolsinEnglandduring
1993–1998. Mizala, Romaguera, and
Farren (2002) used the stochastic production frontier method to assess the
technicalefficiencyofschoolsinChile,
butitisworthytonotethatthestochasticproductionfrontiermethodcanonly
dealwithsingleoutputs(Aigner,Lovell,
& Schmidt, 1977). Recently, Gimenez,
Prior,andThieme(2007)exploitedthe
DEA method to analyze the technical
270
JournalofEducationforBusiness
and managerial efficiency of education
systemsacross31countries.
Focusing on the U.S. MBA education, Haksever and Muragishi (1998)
used DEA to measure value added
in an MBA program, and they found
that the top-20 MBA programs do not
necessarily outperform the second-20
MBA programs. Colbert, Levary, and
Shaner (2000) used DEA to determine
therelativeefficiencyof24top-ranked
U.S. MBA programs, and they argued
that the ranking of MBA programs on
the basis of DEA would “more completely and accurately represent MBA
programs” than the publicized ranking of MBA programs by well-known
magazines such as Business Week (p.
668). Colbert et al. also extended their
study to include foreign MBA programs. Using 7 top MBA programs in
theUnitedStatesand3renownedMBA
programs outside the United States,
Colbertetal.foundonly1ofthetop-10
MBAprograms(i.e.,ColumbiaUniversity) to be relatively inefficient. More
recently,FisherandKiang(2007)evaluated the U.S. MBA programs with a
value-added approach. They compared
the DEA efficiency rankings with the
BusinessWeekandU.S.News&World
Report (“Schools of Business,” 2006)
rankingsanddiscussedthediscrepancy
found between them. However, Fisher
and Kiang’s study did not identify the
sourceofinefficiencyrelatedtotheless
efficientMBAprograms.
Given that the recent GMAC finding(Holton&Inderrieden,2007)draws
new attention to differences between
the top-10 U.S. MBA programs and
the non-top-10 U.S. MBA programs,
it is time to revisit the MBA rankingissuebycomparingthevalue-added
efficiency between these two cohort
groups using the DEA technique. Subsequently, proper decision variables of
theMBAprogramscouldbeidentified,
andimprovementscanbemade.
singleefficiencyscorecanbecalculated
asaresultofmultipleinputsandoutputs
relatedtotheDMUs.DMUsoftenrefer
tounitsoforganizationssuchasbanks,
postoffices,nursinghomes,courts,and
MBA programs, which typically performthesamefunctionandtrytoattract
the same type of customers or clients.
ADMUcommonlyusesasetofinputs
(e.g., labor, capital) to produce a set
of outputs (e.g., products, profits) to
satisfy the needs of its customers. The
DEA method was originally developed
byCharnes,Cooper,andRhodes(1978)
with a constant return to scale (refers
to the situation in which the proportionaloutputchangesaresubjecttothe
sameproportionalinputchanges),andit
waslateradvancedbyBanker,Charnes,
and Cooper (1984) to include a variable return to scale (refers to allowing
each DMU to maximize its level of
efficiency without subjecting the proportional output changes to the same
proportionalinputchanges).Asacredit
totheirdevelopers,thetwofundamental
DEA models are known as CCR and
BCC.TheCCRandBCCformulasare
providedbelow:
CCRModel
Max Θ
Subject to
∑λ x
≥ Θxi 0
∑λ y
≤ yr 0
j
j
j ij
j rj
λj ≥ 0
r = 1, 2, 3,..., s;
j = 1, 2,..., n
BCCModel
Max π
Subject to
∑λ x
≥ πxi 0
∑λ y
≤ yr 0
j
j
j ij
j rj
METHOD
∑λ
General
λj ≥ 0
DEAreferstoanoptimizationmethodoflinearprogrammingtogeneralize
Farrell’s(1957)single-inputandsingleoutput technical efficiency measure to
a more complicated case in which a
i = 1, 2, 3,..., m;
j
j
i = 1, 2, 3,..., m;
r = 1, 2, 3,..., s;
=1
j = 1, 2,..., n
where xij and yrj are the amount of the
ith input consumed and the amount of
therthoutputgeneratedbythejthMBA
program.Inaddition,misthenumberof
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inputvariables,whereassisthenumber
of output variables, λj is the weight of
variables,andnisthenumberofobservations(n=58inthepresentstudy).Θ
andπaretheefficiencyresultsofMBA
programsunderinvestigationfromCCR
andBCCmodels,respectively.
DEAhasbecomeincreasinglyimportantasamanagerialtool,andnewapplications with more variables and more
complex models are being developed.
Nonetheless,themainadvantageofthe
DEA technique remains the same; it
allowsseveralinputsandoutputstobe
consideredsimultaneouslytodetermine
the relative performance of a specific
DMUtothatofitspeers.
In DEA estimation, any input use
greaterthantheoptimalamountisconsidered unnecessary, and such a DMU
would be classified as inefficient. For
all DMUs, overall technical and scale
efficiency (TSE) refers to the extent to
which a specific unit achieves the best
overall productivity attainable in the
most efficient manner (Banker et al.,
1984),anditcanbefurtherdecomposed
into pure technical efficiency (PTE)
and scale efficiency (SE). In the context of MBA programs, PTE refers to
how efficiently MBA programs use the
employedresourcessuchastheaverage
GPA,theaverageGMATscore,tuition,
andtheenrolledMBAstudents’average
salary before entering the MBA program. Alternatively, SE represents how
productivethescalesizeis.Itistheratio
ofTSEfromtheconstantreturntoscale
toPTEfromthevariable-return-to-scale
constraint. All efficiency indexes range
from 0 to 1, and the upper limit means
thattheDMUoperatesmoreefficiently
thanitspeers.AfterdeterminingtheefficiencymeasurementfromDEA,theefficiencyscoresofthemoreexpensivetop10 U.S. MBA programs and their less
expensive non-top-10 counterparts are
compared using a nonparametric Kolmogorov-SmirnovZtest.BecauseDEA
does not have any planned functional
formrelatinginputstooutputs,itwould
bemoreappropriatetoexaminetheproposed hypothesis with a nonparametric
methodinthepresentstudythantousea
parametricmeasuresuchasattest.
MBA programs can be compared
solely on their performance (i.e., the
output factors in this study), and it
is possible to use a simple approach
to determine which MBA programs
helped their students acquire a higher
salary. However, as we have discussed
previously, this simple approach does
not shed light on the other part of the
equation (i.e., the input factors). After
all,topbusinessschoolsthatadmitstudentswithhighGPAandGMATscores
are more likely to generate successful
graduates. Thus, we contend that the
best-performing MBA program should
betheonethatcanoutperformitspeers
with the same level of inputs. In other
words, the MBA programs should be
examinedintermsoftheirvalue-added
efficiency, a relative index resulting
fromthecomparisonoftheinputswith
theoutputs.Thehighestefficiencyscore
that a DMU (i.e., an MBA program in
the present study) can possibly obtain
is 1, which means the MBA program
being compared outperforms its peers
andcanbeconsideredasahighervalueaddedprogram.
Variables
The major function of MBA programscanbeviewedasalearningintermediaryinstitutionthatbridgesorlinks
MBA students to their future dream
careers.Suchaviewpointcanreflectthe
relativevalue-addedefficiencyofMBA
programs in the increasingly competitivehighereducationenvironment.The
inputsrelatedtoMBAprograms’major
production sources include (a) average undergraduate GPA, (b) average
GMAT score, (c) out-of-state tuition
and fees, and (d) salary before entering the MBA program. We selected
these variables as they were perceived
tobewhatthetypicalMBAapplicants
wouldcaremostabout.Theeffectofthe
program’sgenderdivisionanddiversity
factorsmaynotbeperceivedasimportant to an MBA applicant because not
manyhumanresourcesmanagerswould
consider these as key hiring variables.
The business schools can identify the
unique characteristics of the incoming
students and determine how to satisfy the students’ expectations that can
becometheoutput.Inthepresentstudy,
outcomes of MBA programs are measuredby(a)averagestartingsalaryand
bonusimmediatelyaftergraduation,(b)
employmentrate3monthsafterobtaining the MBA, and (c) aims-achieved
ratio.Datarelatedtotheinputsandoutputsareavailablefromthe2006issues
ofU.S.News&WorldReport(“Schools
of Business,” 2006) and Financial
Times(“FinancialTimespublishes2006
globalMBArankings,”2006).Onlythe
MBA programs with a complete set of
selected input and output factors were
incorporated into the analysis; therefore,58programswereused.
Onenotablelimitationofthepresent
studyconcernsthedatausedforanalysis. Though several additional factors
(e.g.,industries,extracurriculumactivities, professional licenses, national or
international competition experiences)
may influence the value-added efficiency of the MBA program, they are
not easily quantifiable and thus were
excludedfromthemodel.
RESULTS
The analysis of MBA program efficiency includes four input and three
output variables. One unique value of
the DEA results is its ability to offer
a relatively objective benchmark (i.e.,
efficiency indexes; see Table 1) that
can help MBA program administrators
recognize the value-added efficiency
of their program by comparing it with
othercompetingMBAprograms.
Table2shedslightonthemainsourc-
esofeachMBAprogram’sinefficiency
(tosavespace,theMBAprogramsthat
arelocatedontheefficiencyfrontierare
not shown in Table 2). If the variable
is an output factor, the administrator
may want to enhance the performance
of that output factor. If the variable
is an input factor, the administrator
may ease the required standard to a
certain degree. For example, the DEA
results indicate that the University
of California–Irvine could improve
its value-added efficiency score by
maintaining the same level of outputs
while relaxing the input requirements
for the average undergraduate GPA or
the average salary prior to entering its
MBA program for potential students.
Notably, it is not suggested that MBA
program administrators lower their
entrance criteria. Instead, the more
appropriate interpretation is that an
May/June2009
271
TABLE1.PureTechnicalEfficiency(PTE),TechnicalandScaleEfficiency
(TSE),andScaleEfficiency(SE)
Downloaded by [Universitas Maritim Raja Ali Haji] at 22:54 11 January 2016
Rank
1
2
2
4
4
6
6
8
9
10
11
11
13
14
15
15
17
18
18
18
21
21
23
23
23
26
27
27
27
27
31
32
32
32
32
32
37
37
37
40
40
42
42
45
45
45
48
49
49
51
54
54
57
58
60
62
68
83
School
PTE
TSE
SE
HarvardUniversity
StanfordUniversity
UniversityofPennsylvania
MassachusettsInstituteofTechnology
NorthwesternUniversity
DartmouthCollege
UniversityofCalifornia,Berkeley
UniversityofChicago
ColumbiaUniversity
UniversityofMichigan,AnnArbor
DukeUniversity
UniversityofCalifornia,LosAngeles
NewYorkUniversity
UniversityofVirginia
CornellUniversity
YaleUniversity
CarnegieMellonUniversity
EmoryUniversity
UniversityofTexasatAustin
UniversityofWashington
OhioStateUniversity
UniversityofNorthCarolinaatChapelHill
PurdueUniversity
UniversityMinnesota,TwinCities
UniversityofRochester
UniversityofSouthernCalifornia
GeorgetownUniversity
IndianaUniversity
UniversityofIllinoisatUrbana-Champaign
UniversityMaryland,CollegePark
ArizonaStateUniversity
GeorgiaInstituteofTechnology
MichiganStateUniversity
TexasA&MUniversity,CollegeStation
UniversityofNotreDame
WashingtonUniversityinSt.Louis
PennsylvaniaStateUniversity,UniversityPark
UniversityofIowa
UniversityofWisconsin–Madison
BrighamYoungUniversity
UniversityofArizona
UniversityofCalifornia,Davis
WakeForestUniversity
TulaneUniversity
UniversityofGeorgia
VanderbiltUniversity
BostonUniversity
RiceUniversity
UniversityofCalifornia,Irvine
BabsonCollege
BostonCollege
SouthernMethodistUniversity
UniversityofPittsburgh
CaseWesternReserveUniversity
TempleUniversity
GeorgeWashingtonUniversity
UniversityofSouthCarolina
UniversityofArkansasatFayetteville
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
0.984
0.960
0.999
1.000
1.000
1.000
1.000
0.954
0.999
1.000
0.972
0.994
0.979
1.000
0.980
0.980
0.995
1.000
1.000
0.977
0.979
0.996
1.000
1.000
0.978
1.000
1.000
1.000
0.952
1.000
1.000
0.961
1.000
0.954
1.000
1.000
1.000
1.000
0.970
1.000
0.993
0.991
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
0.984
1.000
1.000
0.999
0.980
0.953
0.994
1.000
1.000
1.000
1.000
0.947
0.956
1.000
0.968
0.972
0.960
1.000
0.965
0.961
0.990
0.996
1.000
0.977
0.970
1.000
1.000
1.000
0.975
0.975
1.000
1.000
0.907
1.000
1.000
0.934
0.993
0.955
0.976
1.000
1.000
0.985
0.944
0.930
0.954
0.921
0.985
0.965
0.945
0.965
0.975
1.000
1.000
1.000
1.000
1.000
1.000
1.000
0.984
1.000
1.000
0.999
0.996
0.993
0.994
1.000
1.000
1.000
1.000
0.993
0.957
1.000
0.996
0.977
0.981
1.000
0.985
0.981
0.995
0.996
1.000
1.000
0.991
1.004
1.000
1.000
0.997
0.975
1.000
1.000
0.953
1.000
1.000
0.971
0.993
1.001
0.976
1.000
1.000
0.985
0.973
0.930
0.961
0.929
0.985
0.965
0.945
0.965
0.975
1.000
Note.Analysisuseddatafrom“SchoolsofBusiness”(2006).OnlytheMBAprogramswitha
completesetofselectedinputandoutputfactorsareincorporatedintotheanalysis.
272
JournalofEducationforBusiness
MBAprogrammayconsidersettingup
a strategic recruiting plan on the basis
of factors other than GPA or salary.
There are many other criteria to shape
theuniquenessoftheprogram,suchas
the diversity in work and professional
experiences, cultures, and special
leadershipskills.
We used the nonparametric Kolmogorov-SmirnovZtesttodetermineif
themeanefficiencymeasuresrelatedto
the top-10 MBA programs are statistically higher than those related to the
non-top-10 MBA programs. The Kolmogorov-SmirnovZscoresshowedthat
theaverageoverallTSEscoreandaverageSEscorerelatedtothetop-10U.S.
MBAprogramswerehigherthanthose
oftheircounterpartsforthenon-top-10
U.S. MBA programs at the .05 significancelevel(seeTable3).Alternatively,
although the average PTE score in the
top-10U.S.MBAprogramswashigher
than that of the non-top-10 U.S. MBA
programs, the one-tailed difference is
not statistically significant (p = .125).
Thatis,thehypothesisthattop-10U.S.
MBAprogramshaveahigherefficiency
score including higher TSE, PTE, and
SE scores than their non-top-10 counterpartswasonlysupportedpartially.
Though the findings of higher mean
TSE and SE for the top-10 U.S. MBA
programs do offer supportive evidence
tothethoughtthatthetop-10U.S.MBA
programsoperateinarelativelymoreefficientmannerthanthoseoutsidethetop-10
list,itisworthytonotethatthemeanefficiencyscoredifferencesaresmall.Thus,
potential MBA students should conduct
a cost and benefit analysis among the
competingMBAprogramsandthengive
more weight to the programs offering
opportunitiestoexcelinaparticulararea
of interest (e.g., accounting) rather than
basing their application decision solely
on published ranking reports or on the
present study. This way, future MBA
studentscanmaximizethevalueoftheir
MBAeducationinvestment.
Conclusionsand
Recommendations
Thesedays,“moreandmorebusiness
schoolsarefishingforMBAsfromthe
same applicant pool. To bring in the
best catch, each school must position
Downloaded by [Universitas Maritim Raja Ali Haji] at 22:54 11 January 2016
itsboatcarefully,castabroadnet,and
offer more tempting bait on its hook”
(Zupan, 2005, p. 34). That is, deans
andMBAprogramadministratorsneed
to communicate effectively about how
their MBA programs differ from other
MBA programs. Without information
relatedtoobjectiveefficiencymeasures,
theexistingrankreportsfromthemedia
couldnothelpMBAprogramadministrators make the most appropriate strategicdecisions.Theworst-casescenario
is that it could take years for an MBA
program to recover from strategic mistakes made because of reallocating its
limitedresourcessolelyonthebasisof
competitiveness-rankingreports.
The findings indicate that an MBA
program with a highly competitive rating tends to correspond to statistically
higherTSEandSE.ForMBAprogram
administrators,therearemanypotential
ways to enhance program efficiency.
Onthebasisofthefindingsofthepresentstudy,theaveragestartingsalaryis
oneofthemostimportantoutputcriteriaforMBAprogramadministratorsto
improve their programs’ value-added
efficiency.Alternatively,thevariableof
employmentrate3monthsaftergraduation may not be as essential for the
top MBA programs. Each school can
betterpositionitselfafterassessingthe
sourceofitsinefficiencyandtheunique
features of its program (see Table 2).
MBA program administrators outside
thetop-10listmaywanttospendmore
time in building strong relations with
promising global firms that hire and
paytheirMBAgraduateshigherstarting
salariesandbonuses.Perhapsoneofthe
best strategies for all MBA programs
is to pursue the blue ocean strategy,
in which MBA program administratorsstrategicallydeterminewhatmakes
their programs special in the minds of
thepotentialMBAstudentsandthehiring firms. For example, Simon School
promotes its full-time MBA program
“ineconomicsandanalysis,itsposition
asoneofthesmallestandmostpersonalizedprogramsinthetoptier,itshigh
percentageofstudentsfromabroad,and
its specializations in technology and
healthcare”(Zupan,2005,p.39).
The present study focused on the
elite U.S. MBA programs identified by
U.S.News&WorldReport(“Schoolsof
TABLE2.InputandOutputVariablesforImprovingMBAProgram
Efficiency
Input
Rank
6
10
11
11
13
18
18
18
21
21
23
23
26
27
27
27
31
32
32
32
37
42
42
45
45
49
49
51
54
54
57
58
60
62
68
School
Output
State 1 2 3 4 A B C
UniversityofCalifornia,Berkeley
UniversityofMichigan,AnnArbor
DukeUniversity
UniversityofCalifornia,LosAngeles
NewYorkUniversity
EmoryUniversity
UniversityofTexasatAustin
UniversityofWashington
OhioStateUniversity
UniversityofNorthCarolinaatChapelHill
PurdueUniversity
UniversityofRochester
UniversityofSouthernCalifornia
GeorgetownUniversity
IndianaUniversity
UniversityofMaryland,CollegePark
ArizonaStateUniversity
GeorgiaInstituteofTechnology
UniversityofNotreDame
WashingtonUniversityinSt.Louis
UniversityofWisconsin–Madison
UniversityofCalifornia,Davis
WakeForestUniversity
TulaneUniversity
UniversityofGeorgia
RiceUniversity
UniversityofCalifornia,Irvine
BabsonCollege
BostonCollege
SouthernMethodistUniversity
UniversityofPittsburgh
CaseWesternReserveUniversity
TempleUniversity
GeorgeWashingtonUniversity
UniversityofSouthCarolina
CA
MI
NC
CA
NY
GA
TX
WA
OH
NC
IN
NY
CA
DC
IN
MD
AZ
GA
IN
MO
WI
CA
NC
LA
GA
TX
CA
MA
MA
TX
PA
OH
PA
DC
SC
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
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X
X
X
X
X
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X
X
X
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X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
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X
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X
Note.Input1=averageundergraduateGPA;Input2=averageGMATscore;Input3=out-of-statetuition
andfees;Input4=averagesalarybeforeenteringMBAprograms;OutputA=averagestartingsalary
andbonus;OutputB=theemploymentrate3monthsaftergraduation;OutputC=theaimsachieved
ratio.XdenotesthatthecorrespondingvariableisaboundingconstraintinA.Charnes,W.Cooper,and
E.Rhodes’s(1978;CCR)andR.Banker,A.Charnes,andW.Cooper’s(1984;BCC)models.
Business,” 2006) and Financial Times
(“FinancialTimespublishes2006global
MBArankings,”2006).Usingthesame
methoddiscussedinthepresentarticle,
theEuropeanMBAprogramadministrators may assess their programs’ valueadded efficiency. In addition, a trend
analysisthatexaminesyear-to-yearvariances should be considered in future
researchefforts.Itisnoteworthythatthe
DEA efficiency rankings and existing
rankingsfromthemediashouldcomplementeachotherratherthanactasasubstitute.Insteadofreplacingtheexisting
rankingswiththeefficiencyrankings,B-
schooladministratorsshouldemphasize
that the best MBA programs are those
that can help MBA students develop
their career.Two informative indicators
would be a higher salary after graduationandawidersalarygapbetweenpre-
and post-MBA education. However,
given the growing international student
population in the U.S. MBA programs,
B-schooladministratorsandresearchers
may want to use a purchasing-power
parity-weightednumbertofactorinthe
possibleinfluenceofaweak-U.S.-dollar
employment with a similar opportunity
in a country with a stronger or weaker
May/June2009
273
Downloaded by [Universitas Maritim Raja Ali Haji] at 22:54 11 January 2016
currency. Further studies are needed
to find ways and means to help MBA
program administrators identify a more
desired input–output mix and further
improvethisbenchmarkprocess.
NOTES
Maxwell K. Hsu thanks the University of
Wisconsin–Whitewater’s College of Business &
Economics for a research award that led to the
completionofthisarticle.
Maxwell K. Hsu is an associate professor of
marketingintheCollegeofBusiness&Economics at the University of Wisconsin–Whitewater.
He has published two dozen refereed articles in
scholarlyjournalssuchasAppliedEconomicsLetters, Information & Management, International
Journal of Advertising, Journal of Academy of
MarketingScience,JournalofInternationalMarketing,andJournalofServicesMarketing.
GaryH.Chaoisanassociateprofessorinthe
department of management at Kutztown University. His research interests include supply chain
management, the decision-making process, and
performanceevaluations.
MarciaL.Jamesisaprofessorofinformation
technology and business education in the CollegeofBusiness&EconomicsattheUniversity
ofWisconsin–Whitewater. She teaches business
and professional communication in the MBA
program and publishes in the areas of gender
communication, corporate propaganda, and corporatesocial-networking.
Correspondence concerning this article should
be addressed to Marcia L. James, 800 W. Main
Street,Whitewater,WI53190,USA.
E-mail:jamesm@uww.edu
274
JournalofEducationforBusiness
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ISSN: 0883-2323 (Print) 1940-3356 (Online) Journal homepage: http://www.tandfonline.com/loi/vjeb20
An Efficiency Comparison of MBA Programs: Top
10 Versus Non-Top 10
Maxwell K. Hsu , Marcia L. James & Gary H. Chao
To cite this article: Maxwell K. Hsu , Marcia L. James & Gary H. Chao (2009) An Efficiency
Comparison of MBA Programs: Top 10 Versus Non-Top 10, Journal of Education for Business,
84:5, 269-274, DOI: 10.3200/JOEB.84.5.269-274
To link to this article: http://dx.doi.org/10.3200/JOEB.84.5.269-274
Published online: 07 Aug 2010.
Submit your article to this journal
Article views: 44
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Citing articles: 3 View citing articles
Full Terms & Conditions of access and use can be found at
http://www.tandfonline.com/action/journalInformation?journalCode=vjeb20
Download by: [Universitas Maritim Raja Ali Haji]
Date: 11 January 2016, At: 22:54
AnEfficiencyComparisonofMBA
Programs:Top10VersusNon-Top10
Downloaded by [Universitas Maritim Raja Ali Haji] at 22:54 11 January 2016
MAXWELLK.HSU
UNIVERSITYOFWISCONSIN–WHITEWATER
WHITEWATER,WISCONSIN
MARCIAL.JAMES
UNIVERSITYOFWISCONSIN–WHITEWATER
WHITEWATER,WISCONSIN
GARYH.CHAO
KUTZTOWNUNIVERSITY
KUTZTOWN,PENNSYLVANIA
ABSTRACT.Theauthorscomparedthe
cohortgroupofthetop-10MBAprograms
intheUnitedStateswiththeirlower-rankingcounterpartsontheirvalue-addedefficiency.Thefindingsrevealthatthetop-10
MBAprogramsintheUnitedStatesare
associatedwithstatisticallyhigheraverage
technicalandscaleefficiencyandscale
efficiency,butnotwithastatisticallyhigher
averagepuretechnicalefficiency.Bycalculatingtheefficiencymeasures,theproper
decisionvariablesoftheMBAprograms
canbeidentifiedandimprovementstotheir
efficiencycanbemade.Inaddition,the
findingscanassistprospectivestudentsin
selectingthebestMBAprogramsfortheir
educationalinvestment.
Keywords:DEA,efficiencyscores,
MBAranking
Copyright©2009HeldrefPublications
T
he average total cost of attending a top-10 MBA program in
the United States is approximately
$198,300,versusthenon-top-10counterparts’averagetotalcostof$123,700
(Holtom&Inderrieden,2007).Recent
findings from the Graduate ManagementAdmissionCouncil(GMAC)data
showthat“studentswhoattendlowerranking schools experience a better
return on investment than those who
attendhigher-rankingschools”(Holtom
& Inderrieden, p. 36). To review this
striking finding from another angle,
the present study compares the cohort
groupoftop-10MBAprogramsinthe
UnitedStateswiththeirlower-ranking
counterpartsonthebasisoftheirvalueaddedefficiency.
Print media such as Business Week,
FinancialTimes (“FinancialTimespublishes 2006 global MBA rankings,”
2006),theWallStreetJournal,theEconomist, and U.S. News & World Report
(“Schools of Business,” 2006) all providetheirownversionsoftheB-school
rankings. Hiring competent instructors,
maintainingsmallerclasssizes,andsetting competitive entrance criteria are
ways top MBA programs have used to
improvetheirrankings.However,critics
pointoutthatmanyMBAprogramsshift
thebalanceofpowerfromassessmentof
learning outcomes and academic scholarship to obsession with ranking status (Association to Advance Collegiate
SchoolsofBusinessInternational,2005;
Policano,2005).Itisworsethatbecause
of varying ranking methodologies and
data-collectionprocesses,theserankings
may not reflect the overall performance
and uniqueness of an MBA program.
As Tracy and Waldfogel (1997) pointed out, one serious problem with the
aforementionedB-schoolrankingsisthat
theydonotdifferentiateprograminputs
from outputs. Thus, we believe that in
conjunctionwiththepublishedB-school
rankings,findingsfromthepresentstudy
could help the MBA program administratorsandapplicantsconfidentlyobtain
a more comprehensive guideline when
theyassesstopU.S.MBAprograms.
Why do students enroll in an MBA
program? Bickerstaffe and Ridgers
(2007) identified the following four
factors: new career opportunities,
personal development and educational
experience, increased salary, and
networking. However, if the absolute
values of those factors are focused on,
MBAapplicantsmayfallintoatrapsuch
as a blind trust in B-school rankings.
Top MBA programs can recruit the
best students who are more likely to
outperformstudentsfromtheotherMBA
programs. This does not necessarily
meanthatthetopMBAprogramshave
done their best to train their students.
To better gauge an MBA program’s
performance, researchers should resort
totheefficiencymeasurement.
May/June2009
269
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How can a program improve its
efficiency? One way is to reduce its
inputs while improving its outputs.
Should a program minimize all inputs
and maximize all outputs? Not necessarily. A program may only need to
improve its efficiency by focusing on
somevariablesratherthanallofthem.
Specifically, the boundary constraints
that correspond to the input or output
variables for each MBA program can
be identified. This information offers
valuableguidelinesforeachMBAprogramtoenhanceitsefficiency.
The purpose of the present article is
threefold:first,toidentifylessefficient
MBAprogramsusingthedataenvelopmentanalysis(DEA)technique;second,
to fill the gap of the current literature
in examining whether differences in
efficiency exist among the often more
expensive top-10 U.S. MBA programs
and other non-top-10 U.S. MBA programs;andthird,tohelpMBAprogram
administrators identify sources of relativeinefficiencysothattheycanimprove
their programs’ value-added efficiency.
Asaresult,thisproposedmethodoffers
MBA program administrators a useful
meanswhentheydevelopstrategicplans
to achieve market competitiveness. In
addition,thefindingscanofferprospective MBA students another venue to
evaluate MBA programs before they
submittheirapplications.
LiteratureReview
Intheeducationliterature,anumber
ofresearchstudieshaveinvestigatedthe
relative efficiency of various decisionmaking units (DMUs) at the administrativelevels(Ahn,Charnes,&Cooper,
1988; Chen, 1997; Haksever & Muragishi,1998;McMillan&Datta,1998).
Bradley, Jones, and Millington (2001)
usedDEAtoevaluatetheefficiencyof
allsecondaryschoolsinEnglandduring
1993–1998. Mizala, Romaguera, and
Farren (2002) used the stochastic production frontier method to assess the
technicalefficiencyofschoolsinChile,
butitisworthytonotethatthestochasticproductionfrontiermethodcanonly
dealwithsingleoutputs(Aigner,Lovell,
& Schmidt, 1977). Recently, Gimenez,
Prior,andThieme(2007)exploitedthe
DEA method to analyze the technical
270
JournalofEducationforBusiness
and managerial efficiency of education
systemsacross31countries.
Focusing on the U.S. MBA education, Haksever and Muragishi (1998)
used DEA to measure value added
in an MBA program, and they found
that the top-20 MBA programs do not
necessarily outperform the second-20
MBA programs. Colbert, Levary, and
Shaner (2000) used DEA to determine
therelativeefficiencyof24top-ranked
U.S. MBA programs, and they argued
that the ranking of MBA programs on
the basis of DEA would “more completely and accurately represent MBA
programs” than the publicized ranking of MBA programs by well-known
magazines such as Business Week (p.
668). Colbert et al. also extended their
study to include foreign MBA programs. Using 7 top MBA programs in
theUnitedStatesand3renownedMBA
programs outside the United States,
Colbertetal.foundonly1ofthetop-10
MBAprograms(i.e.,ColumbiaUniversity) to be relatively inefficient. More
recently,FisherandKiang(2007)evaluated the U.S. MBA programs with a
value-added approach. They compared
the DEA efficiency rankings with the
BusinessWeekandU.S.News&World
Report (“Schools of Business,” 2006)
rankingsanddiscussedthediscrepancy
found between them. However, Fisher
and Kiang’s study did not identify the
sourceofinefficiencyrelatedtotheless
efficientMBAprograms.
Given that the recent GMAC finding(Holton&Inderrieden,2007)draws
new attention to differences between
the top-10 U.S. MBA programs and
the non-top-10 U.S. MBA programs,
it is time to revisit the MBA rankingissuebycomparingthevalue-added
efficiency between these two cohort
groups using the DEA technique. Subsequently, proper decision variables of
theMBAprogramscouldbeidentified,
andimprovementscanbemade.
singleefficiencyscorecanbecalculated
asaresultofmultipleinputsandoutputs
relatedtotheDMUs.DMUsoftenrefer
tounitsoforganizationssuchasbanks,
postoffices,nursinghomes,courts,and
MBA programs, which typically performthesamefunctionandtrytoattract
the same type of customers or clients.
ADMUcommonlyusesasetofinputs
(e.g., labor, capital) to produce a set
of outputs (e.g., products, profits) to
satisfy the needs of its customers. The
DEA method was originally developed
byCharnes,Cooper,andRhodes(1978)
with a constant return to scale (refers
to the situation in which the proportionaloutputchangesaresubjecttothe
sameproportionalinputchanges),andit
waslateradvancedbyBanker,Charnes,
and Cooper (1984) to include a variable return to scale (refers to allowing
each DMU to maximize its level of
efficiency without subjecting the proportional output changes to the same
proportionalinputchanges).Asacredit
totheirdevelopers,thetwofundamental
DEA models are known as CCR and
BCC.TheCCRandBCCformulasare
providedbelow:
CCRModel
Max Θ
Subject to
∑λ x
≥ Θxi 0
∑λ y
≤ yr 0
j
j
j ij
j rj
λj ≥ 0
r = 1, 2, 3,..., s;
j = 1, 2,..., n
BCCModel
Max π
Subject to
∑λ x
≥ πxi 0
∑λ y
≤ yr 0
j
j
j ij
j rj
METHOD
∑λ
General
λj ≥ 0
DEAreferstoanoptimizationmethodoflinearprogrammingtogeneralize
Farrell’s(1957)single-inputandsingleoutput technical efficiency measure to
a more complicated case in which a
i = 1, 2, 3,..., m;
j
j
i = 1, 2, 3,..., m;
r = 1, 2, 3,..., s;
=1
j = 1, 2,..., n
where xij and yrj are the amount of the
ith input consumed and the amount of
therthoutputgeneratedbythejthMBA
program.Inaddition,misthenumberof
Downloaded by [Universitas Maritim Raja Ali Haji] at 22:54 11 January 2016
inputvariables,whereassisthenumber
of output variables, λj is the weight of
variables,andnisthenumberofobservations(n=58inthepresentstudy).Θ
andπaretheefficiencyresultsofMBA
programsunderinvestigationfromCCR
andBCCmodels,respectively.
DEAhasbecomeincreasinglyimportantasamanagerialtool,andnewapplications with more variables and more
complex models are being developed.
Nonetheless,themainadvantageofthe
DEA technique remains the same; it
allowsseveralinputsandoutputstobe
consideredsimultaneouslytodetermine
the relative performance of a specific
DMUtothatofitspeers.
In DEA estimation, any input use
greaterthantheoptimalamountisconsidered unnecessary, and such a DMU
would be classified as inefficient. For
all DMUs, overall technical and scale
efficiency (TSE) refers to the extent to
which a specific unit achieves the best
overall productivity attainable in the
most efficient manner (Banker et al.,
1984),anditcanbefurtherdecomposed
into pure technical efficiency (PTE)
and scale efficiency (SE). In the context of MBA programs, PTE refers to
how efficiently MBA programs use the
employedresourcessuchastheaverage
GPA,theaverageGMATscore,tuition,
andtheenrolledMBAstudents’average
salary before entering the MBA program. Alternatively, SE represents how
productivethescalesizeis.Itistheratio
ofTSEfromtheconstantreturntoscale
toPTEfromthevariable-return-to-scale
constraint. All efficiency indexes range
from 0 to 1, and the upper limit means
thattheDMUoperatesmoreefficiently
thanitspeers.AfterdeterminingtheefficiencymeasurementfromDEA,theefficiencyscoresofthemoreexpensivetop10 U.S. MBA programs and their less
expensive non-top-10 counterparts are
compared using a nonparametric Kolmogorov-SmirnovZtest.BecauseDEA
does not have any planned functional
formrelatinginputstooutputs,itwould
bemoreappropriatetoexaminetheproposed hypothesis with a nonparametric
methodinthepresentstudythantousea
parametricmeasuresuchasattest.
MBA programs can be compared
solely on their performance (i.e., the
output factors in this study), and it
is possible to use a simple approach
to determine which MBA programs
helped their students acquire a higher
salary. However, as we have discussed
previously, this simple approach does
not shed light on the other part of the
equation (i.e., the input factors). After
all,topbusinessschoolsthatadmitstudentswithhighGPAandGMATscores
are more likely to generate successful
graduates. Thus, we contend that the
best-performing MBA program should
betheonethatcanoutperformitspeers
with the same level of inputs. In other
words, the MBA programs should be
examinedintermsoftheirvalue-added
efficiency, a relative index resulting
fromthecomparisonoftheinputswith
theoutputs.Thehighestefficiencyscore
that a DMU (i.e., an MBA program in
the present study) can possibly obtain
is 1, which means the MBA program
being compared outperforms its peers
andcanbeconsideredasahighervalueaddedprogram.
Variables
The major function of MBA programscanbeviewedasalearningintermediaryinstitutionthatbridgesorlinks
MBA students to their future dream
careers.Suchaviewpointcanreflectthe
relativevalue-addedefficiencyofMBA
programs in the increasingly competitivehighereducationenvironment.The
inputsrelatedtoMBAprograms’major
production sources include (a) average undergraduate GPA, (b) average
GMAT score, (c) out-of-state tuition
and fees, and (d) salary before entering the MBA program. We selected
these variables as they were perceived
tobewhatthetypicalMBAapplicants
wouldcaremostabout.Theeffectofthe
program’sgenderdivisionanddiversity
factorsmaynotbeperceivedasimportant to an MBA applicant because not
manyhumanresourcesmanagerswould
consider these as key hiring variables.
The business schools can identify the
unique characteristics of the incoming
students and determine how to satisfy the students’ expectations that can
becometheoutput.Inthepresentstudy,
outcomes of MBA programs are measuredby(a)averagestartingsalaryand
bonusimmediatelyaftergraduation,(b)
employmentrate3monthsafterobtaining the MBA, and (c) aims-achieved
ratio.Datarelatedtotheinputsandoutputsareavailablefromthe2006issues
ofU.S.News&WorldReport(“Schools
of Business,” 2006) and Financial
Times(“FinancialTimespublishes2006
globalMBArankings,”2006).Onlythe
MBA programs with a complete set of
selected input and output factors were
incorporated into the analysis; therefore,58programswereused.
Onenotablelimitationofthepresent
studyconcernsthedatausedforanalysis. Though several additional factors
(e.g.,industries,extracurriculumactivities, professional licenses, national or
international competition experiences)
may influence the value-added efficiency of the MBA program, they are
not easily quantifiable and thus were
excludedfromthemodel.
RESULTS
The analysis of MBA program efficiency includes four input and three
output variables. One unique value of
the DEA results is its ability to offer
a relatively objective benchmark (i.e.,
efficiency indexes; see Table 1) that
can help MBA program administrators
recognize the value-added efficiency
of their program by comparing it with
othercompetingMBAprograms.
Table2shedslightonthemainsourc-
esofeachMBAprogram’sinefficiency
(tosavespace,theMBAprogramsthat
arelocatedontheefficiencyfrontierare
not shown in Table 2). If the variable
is an output factor, the administrator
may want to enhance the performance
of that output factor. If the variable
is an input factor, the administrator
may ease the required standard to a
certain degree. For example, the DEA
results indicate that the University
of California–Irvine could improve
its value-added efficiency score by
maintaining the same level of outputs
while relaxing the input requirements
for the average undergraduate GPA or
the average salary prior to entering its
MBA program for potential students.
Notably, it is not suggested that MBA
program administrators lower their
entrance criteria. Instead, the more
appropriate interpretation is that an
May/June2009
271
TABLE1.PureTechnicalEfficiency(PTE),TechnicalandScaleEfficiency
(TSE),andScaleEfficiency(SE)
Downloaded by [Universitas Maritim Raja Ali Haji] at 22:54 11 January 2016
Rank
1
2
2
4
4
6
6
8
9
10
11
11
13
14
15
15
17
18
18
18
21
21
23
23
23
26
27
27
27
27
31
32
32
32
32
32
37
37
37
40
40
42
42
45
45
45
48
49
49
51
54
54
57
58
60
62
68
83
School
PTE
TSE
SE
HarvardUniversity
StanfordUniversity
UniversityofPennsylvania
MassachusettsInstituteofTechnology
NorthwesternUniversity
DartmouthCollege
UniversityofCalifornia,Berkeley
UniversityofChicago
ColumbiaUniversity
UniversityofMichigan,AnnArbor
DukeUniversity
UniversityofCalifornia,LosAngeles
NewYorkUniversity
UniversityofVirginia
CornellUniversity
YaleUniversity
CarnegieMellonUniversity
EmoryUniversity
UniversityofTexasatAustin
UniversityofWashington
OhioStateUniversity
UniversityofNorthCarolinaatChapelHill
PurdueUniversity
UniversityMinnesota,TwinCities
UniversityofRochester
UniversityofSouthernCalifornia
GeorgetownUniversity
IndianaUniversity
UniversityofIllinoisatUrbana-Champaign
UniversityMaryland,CollegePark
ArizonaStateUniversity
GeorgiaInstituteofTechnology
MichiganStateUniversity
TexasA&MUniversity,CollegeStation
UniversityofNotreDame
WashingtonUniversityinSt.Louis
PennsylvaniaStateUniversity,UniversityPark
UniversityofIowa
UniversityofWisconsin–Madison
BrighamYoungUniversity
UniversityofArizona
UniversityofCalifornia,Davis
WakeForestUniversity
TulaneUniversity
UniversityofGeorgia
VanderbiltUniversity
BostonUniversity
RiceUniversity
UniversityofCalifornia,Irvine
BabsonCollege
BostonCollege
SouthernMethodistUniversity
UniversityofPittsburgh
CaseWesternReserveUniversity
TempleUniversity
GeorgeWashingtonUniversity
UniversityofSouthCarolina
UniversityofArkansasatFayetteville
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
0.984
0.960
0.999
1.000
1.000
1.000
1.000
0.954
0.999
1.000
0.972
0.994
0.979
1.000
0.980
0.980
0.995
1.000
1.000
0.977
0.979
0.996
1.000
1.000
0.978
1.000
1.000
1.000
0.952
1.000
1.000
0.961
1.000
0.954
1.000
1.000
1.000
1.000
0.970
1.000
0.993
0.991
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
1.000
0.984
1.000
1.000
0.999
0.980
0.953
0.994
1.000
1.000
1.000
1.000
0.947
0.956
1.000
0.968
0.972
0.960
1.000
0.965
0.961
0.990
0.996
1.000
0.977
0.970
1.000
1.000
1.000
0.975
0.975
1.000
1.000
0.907
1.000
1.000
0.934
0.993
0.955
0.976
1.000
1.000
0.985
0.944
0.930
0.954
0.921
0.985
0.965
0.945
0.965
0.975
1.000
1.000
1.000
1.000
1.000
1.000
1.000
0.984
1.000
1.000
0.999
0.996
0.993
0.994
1.000
1.000
1.000
1.000
0.993
0.957
1.000
0.996
0.977
0.981
1.000
0.985
0.981
0.995
0.996
1.000
1.000
0.991
1.004
1.000
1.000
0.997
0.975
1.000
1.000
0.953
1.000
1.000
0.971
0.993
1.001
0.976
1.000
1.000
0.985
0.973
0.930
0.961
0.929
0.985
0.965
0.945
0.965
0.975
1.000
Note.Analysisuseddatafrom“SchoolsofBusiness”(2006).OnlytheMBAprogramswitha
completesetofselectedinputandoutputfactorsareincorporatedintotheanalysis.
272
JournalofEducationforBusiness
MBAprogrammayconsidersettingup
a strategic recruiting plan on the basis
of factors other than GPA or salary.
There are many other criteria to shape
theuniquenessoftheprogram,suchas
the diversity in work and professional
experiences, cultures, and special
leadershipskills.
We used the nonparametric Kolmogorov-SmirnovZtesttodetermineif
themeanefficiencymeasuresrelatedto
the top-10 MBA programs are statistically higher than those related to the
non-top-10 MBA programs. The Kolmogorov-SmirnovZscoresshowedthat
theaverageoverallTSEscoreandaverageSEscorerelatedtothetop-10U.S.
MBAprogramswerehigherthanthose
oftheircounterpartsforthenon-top-10
U.S. MBA programs at the .05 significancelevel(seeTable3).Alternatively,
although the average PTE score in the
top-10U.S.MBAprogramswashigher
than that of the non-top-10 U.S. MBA
programs, the one-tailed difference is
not statistically significant (p = .125).
Thatis,thehypothesisthattop-10U.S.
MBAprogramshaveahigherefficiency
score including higher TSE, PTE, and
SE scores than their non-top-10 counterpartswasonlysupportedpartially.
Though the findings of higher mean
TSE and SE for the top-10 U.S. MBA
programs do offer supportive evidence
tothethoughtthatthetop-10U.S.MBA
programsoperateinarelativelymoreefficientmannerthanthoseoutsidethetop-10
list,itisworthytonotethatthemeanefficiencyscoredifferencesaresmall.Thus,
potential MBA students should conduct
a cost and benefit analysis among the
competingMBAprogramsandthengive
more weight to the programs offering
opportunitiestoexcelinaparticulararea
of interest (e.g., accounting) rather than
basing their application decision solely
on published ranking reports or on the
present study. This way, future MBA
studentscanmaximizethevalueoftheir
MBAeducationinvestment.
Conclusionsand
Recommendations
Thesedays,“moreandmorebusiness
schoolsarefishingforMBAsfromthe
same applicant pool. To bring in the
best catch, each school must position
Downloaded by [Universitas Maritim Raja Ali Haji] at 22:54 11 January 2016
itsboatcarefully,castabroadnet,and
offer more tempting bait on its hook”
(Zupan, 2005, p. 34). That is, deans
andMBAprogramadministratorsneed
to communicate effectively about how
their MBA programs differ from other
MBA programs. Without information
relatedtoobjectiveefficiencymeasures,
theexistingrankreportsfromthemedia
couldnothelpMBAprogramadministrators make the most appropriate strategicdecisions.Theworst-casescenario
is that it could take years for an MBA
program to recover from strategic mistakes made because of reallocating its
limitedresourcessolelyonthebasisof
competitiveness-rankingreports.
The findings indicate that an MBA
program with a highly competitive rating tends to correspond to statistically
higherTSEandSE.ForMBAprogram
administrators,therearemanypotential
ways to enhance program efficiency.
Onthebasisofthefindingsofthepresentstudy,theaveragestartingsalaryis
oneofthemostimportantoutputcriteriaforMBAprogramadministratorsto
improve their programs’ value-added
efficiency.Alternatively,thevariableof
employmentrate3monthsaftergraduation may not be as essential for the
top MBA programs. Each school can
betterpositionitselfafterassessingthe
sourceofitsinefficiencyandtheunique
features of its program (see Table 2).
MBA program administrators outside
thetop-10listmaywanttospendmore
time in building strong relations with
promising global firms that hire and
paytheirMBAgraduateshigherstarting
salariesandbonuses.Perhapsoneofthe
best strategies for all MBA programs
is to pursue the blue ocean strategy,
in which MBA program administratorsstrategicallydeterminewhatmakes
their programs special in the minds of
thepotentialMBAstudentsandthehiring firms. For example, Simon School
promotes its full-time MBA program
“ineconomicsandanalysis,itsposition
asoneofthesmallestandmostpersonalizedprogramsinthetoptier,itshigh
percentageofstudentsfromabroad,and
its specializations in technology and
healthcare”(Zupan,2005,p.39).
The present study focused on the
elite U.S. MBA programs identified by
U.S.News&WorldReport(“Schoolsof
TABLE2.InputandOutputVariablesforImprovingMBAProgram
Efficiency
Input
Rank
6
10
11
11
13
18
18
18
21
21
23
23
26
27
27
27
31
32
32
32
37
42
42
45
45
49
49
51
54
54
57
58
60
62
68
School
Output
State 1 2 3 4 A B C
UniversityofCalifornia,Berkeley
UniversityofMichigan,AnnArbor
DukeUniversity
UniversityofCalifornia,LosAngeles
NewYorkUniversity
EmoryUniversity
UniversityofTexasatAustin
UniversityofWashington
OhioStateUniversity
UniversityofNorthCarolinaatChapelHill
PurdueUniversity
UniversityofRochester
UniversityofSouthernCalifornia
GeorgetownUniversity
IndianaUniversity
UniversityofMaryland,CollegePark
ArizonaStateUniversity
GeorgiaInstituteofTechnology
UniversityofNotreDame
WashingtonUniversityinSt.Louis
UniversityofWisconsin–Madison
UniversityofCalifornia,Davis
WakeForestUniversity
TulaneUniversity
UniversityofGeorgia
RiceUniversity
UniversityofCalifornia,Irvine
BabsonCollege
BostonCollege
SouthernMethodistUniversity
UniversityofPittsburgh
CaseWesternReserveUniversity
TempleUniversity
GeorgeWashingtonUniversity
UniversityofSouthCarolina
CA
MI
NC
CA
NY
GA
TX
WA
OH
NC
IN
NY
CA
DC
IN
MD
AZ
GA
IN
MO
WI
CA
NC
LA
GA
TX
CA
MA
MA
TX
PA
OH
PA
DC
SC
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Note.Input1=averageundergraduateGPA;Input2=averageGMATscore;Input3=out-of-statetuition
andfees;Input4=averagesalarybeforeenteringMBAprograms;OutputA=averagestartingsalary
andbonus;OutputB=theemploymentrate3monthsaftergraduation;OutputC=theaimsachieved
ratio.XdenotesthatthecorrespondingvariableisaboundingconstraintinA.Charnes,W.Cooper,and
E.Rhodes’s(1978;CCR)andR.Banker,A.Charnes,andW.Cooper’s(1984;BCC)models.
Business,” 2006) and Financial Times
(“FinancialTimespublishes2006global
MBArankings,”2006).Usingthesame
methoddiscussedinthepresentarticle,
theEuropeanMBAprogramadministrators may assess their programs’ valueadded efficiency. In addition, a trend
analysisthatexaminesyear-to-yearvariances should be considered in future
researchefforts.Itisnoteworthythatthe
DEA efficiency rankings and existing
rankingsfromthemediashouldcomplementeachotherratherthanactasasubstitute.Insteadofreplacingtheexisting
rankingswiththeefficiencyrankings,B-
schooladministratorsshouldemphasize
that the best MBA programs are those
that can help MBA students develop
their career.Two informative indicators
would be a higher salary after graduationandawidersalarygapbetweenpre-
and post-MBA education. However,
given the growing international student
population in the U.S. MBA programs,
B-schooladministratorsandresearchers
may want to use a purchasing-power
parity-weightednumbertofactorinthe
possibleinfluenceofaweak-U.S.-dollar
employment with a similar opportunity
in a country with a stronger or weaker
May/June2009
273
Downloaded by [Universitas Maritim Raja Ali Haji] at 22:54 11 January 2016
currency. Further studies are needed
to find ways and means to help MBA
program administrators identify a more
desired input–output mix and further
improvethisbenchmarkprocess.
NOTES
Maxwell K. Hsu thanks the University of
Wisconsin–Whitewater’s College of Business &
Economics for a research award that led to the
completionofthisarticle.
Maxwell K. Hsu is an associate professor of
marketingintheCollegeofBusiness&Economics at the University of Wisconsin–Whitewater.
He has published two dozen refereed articles in
scholarlyjournalssuchasAppliedEconomicsLetters, Information & Management, International
Journal of Advertising, Journal of Academy of
MarketingScience,JournalofInternationalMarketing,andJournalofServicesMarketing.
GaryH.Chaoisanassociateprofessorinthe
department of management at Kutztown University. His research interests include supply chain
management, the decision-making process, and
performanceevaluations.
MarciaL.Jamesisaprofessorofinformation
technology and business education in the CollegeofBusiness&EconomicsattheUniversity
ofWisconsin–Whitewater. She teaches business
and professional communication in the MBA
program and publishes in the areas of gender
communication, corporate propaganda, and corporatesocial-networking.
Correspondence concerning this article should
be addressed to Marcia L. James, 800 W. Main
Street,Whitewater,WI53190,USA.
E-mail:jamesm@uww.edu
274
JournalofEducationforBusiness
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