=2.23166; K:=596.08; q:=0.00031; p:=2600000; c:=110000; =qxE; =solvefx=h,x; =qEK-0.08280150203E;

Lampiran 5 Keseimbangan Bioekonomi Kabupaten Serang dengan Maple 1. Analisis Bioekonomi Kabupaten Serang

r:=2.23166; K:=596.08; q:=0.00031; p:=2600000; c:=110000;

r := 2.23166 K := 596.08 q := 0.00031 p := 2600000 c := 110000 Solve From Shaefer Curve to Yield-Effort Curve fx:=rx1-xK; f x := 2.23166 x 1 - 0.001677627164 x plotfx,x=0..600,growth=0..400; Production function in the form of Coubb-Douglass

h:=qxE;

h := 0.00031 x E

g:=solvefx=h,x;

g := 0., 596.0800000 - 0.08280150203 E

y:=qEK-0.08280150203E;

y := 0.00031 E 596.08 - 0.08280150203 E ploty,E=0..8000, yield=0..350; Economics Parts of Gordon Schaefer Model TC=Total cost which is linier in effort, TR=Total Revenue which quadratic in effort because TR=price multiplied by yield production TC:=cE; TC := 110000 E TR:=py; TR := 806.00000 E 596.08 - 0.08280150203 E plotTR,E=0..8000, Revenue=0..1000000000,colour=blue; plot{TR,TC},E=0..8000, Revenue=0..1000000000; This parts solves equilibrium open access and sole owner:OAX=Open Access Biomass, OAE=Open Access Effort, SOE=Sole Owner Effort Equilibrium OAX:=cpq; OAX := 136.4764268 OAE:=solveTR-TC=0,E; OAE := 0., 5550.667101 OAH:=qOAX5550.667101; OAH := 234.8359158 MR:=diffTR,E; MR := 4.804404800 10 5 - 133.4760213 E MC:=diffTC,E; MC := 110000 SOE:=solveMR-MC=0,E; SOE := 2775.333550 In this simple example it proves that effort at open access 5550.667 trip is much higher than sole owner 2775.3335 trip This calculating rent from sole owner TRSO:=pqSOEK-0.08280150203SOE; TRSO := 8.193346366 10 8 TCSO:=cSOE; TCSO := 3.052866905 10 8 RENTSO:=TRSO-TCSO; RENTSO := 5.140479461 10 8 HSO:=qSOEK-0.08280150203SOE; HSO := 315.1287064 XSO:=HSOqSOE; XSO := 366.2782133 Lampiran 6 Parameter bioekonomi perairan Pantai Kabupaten Tegal Tahun Produksi ton Trip 1 tahun CPUE LN CPUE t+1 LN CPUE t Et + Et+1 1994 406,40 7.344 0,05534 -3,03702 -2,89430 14.687 1995 352,30 7.343 0,04798 -3,13126 -3,03702 20.574 1996 577,70 13.231 0,04366 -3,21880 -3,13126 26.930 1997 548,00 13.699 0,04000 -2,89732 -3,21880 27.222 1998 746,08 13.523 0,05517 -3,29486 -2,89732 31.804 1999 677,73 18.281 0,03707 -3,37985 -3,29486 36.629 2000 624,797 18.348 0,03405 -3,44380 -3,37985 36.777 2001 588,677 18.429 0,03194 -3,64804 -3,44380 36.764 2002 477,482 18.335 0,02604 -3,40523 -3,64804 37.824 2003 647,021 19.489 0,03320 -3,65572 -3,40523 37.777 2004 472,613 18.288 0,02584 Rata 556,255 15.119 SUMMARY OUTPUT Regression Statistics Multiple R 0,791559849 R Square 0,626566994 Adjusted R Square 0,519871849 Standard Error 0,171440439 Observations 10 ANOVA df SS MS F Significance F Regression 2 0,345206842 0,172603421 5,872497724 0,031823244 Residual 7 0,20574277 0,029391824 Total 9 0,550949612 Coefficients Standard Error t Stat P-value Lower 95 Upper 95 Lower 95,0 Upper 95,0 Intercept -2,564444225 0,961682502 -2,66662253 0,032156776 -4,838461992 -0,29042646 -4,838461992 -0,290426458 X Variable 1 0,003208356 0,373557064 0,008588664 0,993386969 -0,880113737 0,886530449 -0,880113737 0,886530449 X Variable 2 -2,39869E-05 1,13263E-05 -2,11779761 0,071955129 -5,07693E-05 2,79564E-06 -5,07693E-05 2,79564E-06 Diketahui : a = -2,56444 b = 0,00321 c = -0,00002 r = 21-b1+b 1,98721 q = -c2+r 0,00010 K = EXPa2+r2rq 798,09 Ton Effort Optimal = r2q 10.389 Trip Biomass MSY = K2 399,04 Ton MSY = rK4 396,49 Ton Rata2 Produksi Aktual = 556,25 Ton Rata2 Effort Aktual = 15.119 Trip Overfishing = 40,29 Price = 5.750.000 Cost = 94.000 Produksi, Upaya dan Rent Ekonomi - 2.000,00 4.000,00 6.000,00 8.000,00 10.000,00 12.000,00 14.000,00 16.000,00 18.000,00 sole ownerMEY MSY open access - 200.000.000 400.000.000 600.000.000 800.000.000 1.000.000.000 1.200.000.000 1.400.000.000 1.600.000.000 h E Phi sole ownerMEY MSY open access x 484,51 399 170,93 h 378,30 396 266,92 E 8.163,89 10.389 16.327,77 Phi 1.407.835.829 1.303.258.460 - Tahun Et Produksi Lestari Produksi aktual 1994 7.344 362,43 406,40 1995 7.343 362,41 352,30 1996 13.231 366,82 577,70 1997 13.699 356,24 548,00 1998 13.523 360,41 746,08 1999 18.281 167,68 677,73 2000 18.348 163,78 624,80 2001 18.429 159,02 588,68 2002 18.335 164,54 477,48 2003 19.489 92,28 647,02 2004 18.288 167,28 472,61 147 140 208 185 146 93 50 100 150 200 250 MEY MSY Open access Produksi Effort Lampiran 7 Keseimbangan Bioekonomi Kabupaten Tegal dengan Maple 1. Analisis Bioekonomi Kabupaten Tegal

r:=1.98721; K:=798.09; q:=0.0001; p:=5750000; c:=94000;