Implikasi Kebijakan Convergence of Food Prices between Regions in Indonesia

77 LAMPIRAN 78 Lampiran 1 Scripts Input Faktor-faktor Indonesia Total 18.8081242 Residual 2.10435165 Model 16.7037726 Source SS . reg hrg_beras hrg_sebelum delta: 1 un time variable: tahu panel variable: prov . tsset prov tahun . sort prov tahun . egen prov = groupprovinsi Prob chi2 = chi221 = 25. H0: overidentifying Sargan test of overidentify . estat sargan end of do-file . H0: no autocorrelation 2 -2.2077 0.0273 1 -1.9568 0.0504 Order z Prob z Arellano-Bond test for zero . estat abond Standard: D.hrg_seb GMM-type: L2..hr Instruments for differenced errors are recomme Warning: gmm two-step stand jalan .1717228 pendk 7.112877 pdrb .2027343 prod -.272079 L1. .339439 hrg_beras hrg_beras Coef. Two-step results Number of instruments = Time variable: tahun Group variable: prov Arellano-Bond dynamic panel note: hrg_sebelum dropped b . xtabond hrg_beras hrg_seb Input dan Hasil Output Stata Estimasi Konvergensi faktor yang Mempengaruhi Perubahan Harga Indonesia dengan Model Panel Data Dinamis 207 .090860504 Root MSE = .10207 Adj R-squared = 0.8853 202 .010417582 R-squared = 0.8881 5 3.34075452 Prob F = 0.0000 F 5, 202 = 320.68 df MS Number of obs = 208 m prod pdrb pendk jalan nit un, 2002 to 2009 v strongly balanced si 0.2084 .94944 ing restrictions are valid ifying restrictions ero autocorrelation in first-differenced errors belum D.prod D.pdrb D.pendk D.jalan rg_beras ced equation mmended. andard errors are biased; robust standard .0238896 7.19 0.000 .1249001 .2185455 .1951161

36.45 0.000

6.730457 7.495298 .0764045 2.65 0.008 .0529842 .3524844 .0350316 -7.77 0.000 -.3407396 -.2034184 .0150726 22.52 0.000 .3098972 .3689807 . Std. Err. z P|z| [95 Conf. Interval] Prob chi2 = 0.0000 26 Wald chi25 = 8037.17 max = 6 avg = 6 Obs per group: min = 6 Number of groups = 26 nel-data estimation Number of obs = 156 d because of collinearity sebelum prod pdrb pendk jalan, noconstant lags1 twostep 79 Konvergensi dan Beras Di ep artests2 80 Lampiran 2 Scripts Input dan Hasil Output Stata Estimasi Konvergensi dan Faktor-faktor yang Mempengaruhi Perubahan Harga Minyak Goreng Di Indonesia dengan Model Panel Data Dinamis Total 43.0104889 207 .20778014 Root MSE = .24324 Adj R-squared = 0.7152 Residual 11.9517632 202 .059167145 R-squared = 0.7221 Model 31.0587257 5 6.21174513 Prob F = 0.0000 F 5, 202 = 104.99 Source SS df MS Number of obs = 208 . reg hrg_minyak hrg_sebelum prod pdrb pendk jalan delta: 1 unit time variable: tahun, 2002 to 2009 panel variable: prov strongly balanced . tsset prov tahun . sort prov tahun . egen prov = groupprovinsi Prob chi2 = 0.2140 chi221 = 25.80345 H0: overidentifying restrictions are valid Sargan test of overidentifying restrictions . estat sargan end of do-file . H0: no autocorrelation 2 -3.7566 0.0002 1 -1.6806 0.0928 Order z Prob z Arellano-Bond test for zero autocorrelation in first-differenced errors . estat abond Standard: D.hrg_sebelum D.prod D.pdrb D.pendk D.jalan GMM-type: L2..hrg_minyak Instruments for differenced equation errors are recommended. Warning: gmm two-step standard errors are biased; robust standard jalan .0709392 .0203793

3.48 0.000

.0309965 .1108819 pendk 8.422507 .4248788

19.82 0.000

7.58976 9.255254 pdrb .4249387 .0907402

4.68 0.000

.2470911 .6027862 prod .011149 .0016793 6.64 0.000 .0078576 .0144404 L1. .1048732 .0140404 7.47 0.000 .0773545 .1323918 hrg_minyak hrg_minyak Coef. Std. Err. z P|z| [95 Conf. Interval] Two-step results Prob chi2 = 0.0000 Number of instruments = 26 Wald chi25 = 26616.85 max = 6 avg = 6 Obs per group: min = 6 Time variable: tahun Group variable: prov Number of groups = 26 Arellano-Bond dynamic panel-data estimation Number of obs = 156 note: hrg_sebelum dropped because of collinearity . xtabond hrg_minyak hrg_sebelum prod pdrb pendk jalan, noconstant lags1 twostep artests2