Luận án Bình đẳng giới trong tiếp cận đất sản xuất tại Việt Nam

---------- (*) dy/dx is for discrete change of dummy variable from 0 to 1 190 Bảng 2: Kết quả hồi quy Probit khả năng có đất sản xuất ở khu vực nông thôn Probit regression Number of obs = 6153 LR chi2(24) = 1557460.66 Prob > chi2 = 0.0000 Log likelihood = -8803820.7 Pseudo R2 = 0.0813 ------------------------------------------------------------------------------ Hav_dat | Coef. Std. Err. z P>|z| [95% Conf. Interval] -------------+---------------------------------------------------------------- m1ac2 | .0646214 .0011591 55.75 0.000 .0623495 .0668933 tylepthuoc | .0003564 .0000127 27.98 0.000 .0003314 .0003813 schooling | -.0266646 .0001078 -247.40 0.000 -.0268758 -.0264533 working_wage | .0416998 .000928 44.93 0.000 .0398809 .0435187 agr_selfE | .4083893 .000865 472.12 0.000 .4066939 .4100847 nonagr_selfE | -.0871626 .0012196 -71.47 0.000 -.0895529 -.0847722 m1ac5 | -.0019077 .0000391 -48.75 0.000 -.0019844 -.001831 region1 | .2763344 .0010718 257.82 0.000 .2742337 .278435 region2 | -.7256707 .0014233 -509.87 0.000 -.7284602 -.7228811 region3 | -.3726946 .001083 -344.12 0.000 -.3748173 -.3705719 region4 | -.0432991 .0016661 -25.99 0.000 -.0465647 -.0400335 region5 | -.0548107 .0013048 -42.01 0.000 -.0573681 -.0522533 dtoc | -.4048943 .0012411 -326.24 0.000 -.4073268 -.4024617 ttnt | 0 (omitted) tsnguoi | .0229523 .0002643 86.83 0.000 .0224342 .0234704 typeinc2 | -.2799401 .0022116 -126.58 0.000 -.2842748 -.2756054 typeinc3 | -.7098966 .0047737 -148.71 0.000 -.7192528 -.7005403 typeinc4 | -.2425987 .0022794 -106.43 0.000 -.2470663 -.2381312 typeinc5 | .1127801 .0050882 22.16 0.000 .1028073 .1227529 typeinc6 | .0107074 .0010409 10.29 0.000 .0086673 .0127475 typeinc7 | .2016681 .001452 138.89 0.000 .1988223 .204514 typeinc8 | -.0755662 .0014793 -51.08 0.000 -.0784657 -.0726668 poor | -.1478708 .0012095 -122.26 0.000 -.1502414 -.1455002 honhan2 | -.0618837 .0013499 -45.84 0.000 -.0645293 -.059238 thubq | .0000105 2.51e-07 41.59 0.000 9.96e-06 .0000109 _cons | -.3265304 .0027988 -116.67 0.000 -.3320159 -.321045 ------------------------------------------------------------------------------ . mfx compute Marginal effects after probit y = Pr(Hav_dat) (predict) = .33020011 191 ------------------------------------------------------------------------------ variable | dy/dx Std. Err. z P>|z| [ 95% C.I. ] X ---------+-------------------------------------------------------------------- m1ac2*| .023203 .00041 56.26 0.000 .022395 .024011 .798782 tylept~c | .0001291 .00000 27.98 0.000 .00012 .000138 11.3514 school~g | -.0096589 .00004 -247.54 0.000 -.009735 -.009582 7.16122 workin~e*| .0151288 .00034 44.87 0.000 .014468 .01579 .411152 agr_se~E*| .1415623 .00028 497.44 0.000 .141005 .14212 .698796 nonagr~E*| -.0311659 .00043 -72.45 0.000 -.032009 -.030323 .177509 m1ac5 | -.000691 .00001 -48.75 0.000 -.000719 -.000663 47.7081 region1*| .1028562 .00041 252.35 0.000 .102057 .103655 .23064 region2*| -.2255145 .00036 -630.68 0.000 -.226215 -.224814 .154157 region3*| -.12814 .00035 -366.21 0.000 -.128826 -.127454 .236001 region4*| -.015549 .00059 -26.22 0.000 -.016711 -.014387 .056785 region5*| -.0196616 .00046 -42.44 0.000 -.02057 -.018754 .108409 dtoc*| -.1368646 .00038 -355.85 0.000 -.137618 -.136111 .183339 tsnguoi | .0083142 .0001 86.83 0.000 .008126 .008502 4.08273 typeinc2*| -.0946932 .00069 -137.41 0.000 -.096044 -.093343 .031176 typeinc3*| -.2062904 .001 -206.32 0.000 -.20825 -.204331 .011892 typeinc4*| -.0828533 .00073 -114.05 0.000 -.084277 -.081429 .025646 typeinc5*| .0417847 .00192 21.72 0.000 .038014 .045555 .004288 typeinc6*| .0038794 .00038 10.28 0.000 .00314 .004619 .456539 typeinc7*| .0750438 .00055 135.78 0.000 .073961 .076127 .152043 typeinc8*| -.0269828 .00052 -51.86 0.000 -.028003 -.025963 .087904 poor*| -.0522352 .00042 -125.70 0.000 -.05305 -.051421 .145092 honhan2*| -.0226156 .0005 -45.46 0.000 -.023591 -.021641 .838033 thubq | 3.79e-06 .00000 41.59 0.000 3.6e-06 4.0e-06 1793.26 ------------------------------------------------------------------------------ (*) dy/dx is for discrete change of dummy variable from 0 to 1 Bảng 3: Kết quả hồi quy phân rã Oaxaca các yếu tố ảnh hưởng tới khả năng có đất sản xuất của các hộ gia đình theo giới tính của chủ hộ Blinder-Oaxaca decomposition Number of obs = 8702 Model = probit Group 1: Chủ hộ nữ N of obs 1 = 2041 Group 2: Chủ hộ nam N of obs 2 = 6661 Hav_dat Coef. Std. Err. z P>z [95% Conf. Interval] 192 overall group_1 0.248 0.009 26.090 0.000 0.229 0.266 group_2 0.299 0.006 53.250 0.000 0.288 0.310 difference -0.051 0.011 -4.650 0.000 -0.073 -0.030 endowments -0.025 0.015 -1.640 0.102 -0.054 0.005 coefficients -0.003 0.019 -0.180 0.857 -0.041 0.034 interaction -0.023 0.021 -1.090 0.275 -0.065 0.018 endowments m1ac2 0 (omitted) thubq 0.000 0.001 0.170 0.863 -0.001 0.002 tylepthuoc 0.002 0.001 1.570 0.117 -0.001 0.005 schooling 0.009 0.002 3.940 0.000 0.004 0.013 working_wage 0.002 0.002 0.720 0.472 -0.003 0.006 agr_selfE -0.059 0.008 -7.850 0.000 -0.074 -0.045 nonagr_selfE -0.001 0.001 -1.520 0.128 -0.003 0.000 m1ac5 -0.012 0.004 -2.850 0.004 -0.020 -0.004 region1 0.000 0.000 -0.340 0.736 -0.001 0.001 region2 0.019 0.004 4.850 0.000 0.011 0.027 region3 0.003 0.001 2.420 0.016 0.001 0.006 region4 0.000 0.000 0.630 0.529 0.000 0.001 region5 -0.004 0.002 -2.270 0.023 -0.007 -0.001 dtoc 0.014 0.003 4.740 0.000 0.008 0.020 tsnguoi -0.007 0.003 -2.110 0.035 -0.013 0.000 typeinc2 0.002 0.001 2.280 0.023 0.000 0.003 typeinc3 0.002 0.001 2.170 0.030 0.000 0.004 typeinc4 0.001 0.001 0.990 0.324 -0.001 0.002 typeinc5 0.000 0.000 -1.390 0.166 -0.001 0.000 typeinc6 0.003 0.002 1.320 0.187 -0.001 0.006 typeinc7 0.000 0.001 0.540 0.587 -0.001 0.002 typeinc8 0.000 0.002 -0.210 0.832 -0.003 0.003 poor 0.002 0.001 2.230 0.025 0.000 0.005 honhan2 0.000 0.018 -0.010 0.994 -0.034 0.034 coefficients m1ac2 0 (omitted) thubq -0.039 0.073 -0.530 0.593 -0.183 0.105 tylepthuoc -0.009 0.017 -0.520 0.602 -0.041 0.024 schooling 0.006 0.038 0.150 0.880 -0.068 0.079 working_wage 0.028 0.056 0.490 0.625 -0.083 0.138 agr_selfE 0.037 0.067 0.550 0.581 -0.095 0.169 nonagr_selfE 0.018 0.035 0.530 0.597 -0.050 0.086 m1ac5 0.306 0.570 0.540 0.591 -0.811 1.423 193 region1 0.004 0.013 0.350 0.727 -0.020 0.029 region2 0.032 0.063 0.510 0.608 -0.091 0.155 region3 0.012 0.025 0.470 0.640 -0.037 0.061 region4 -0.002 0.006 -0.330 0.743 -0.014 0.010 region5 -0.002 0.007 -0.320 0.747 -0.015 0.011 dtoc 0.029 0.056 0.520 0.602 -0.081 0.140 tsnguoi -0.076 0.143 -0.530 0.596 -0.357 0.205 typeinc2 0.007 0.014 0.530 0.598 -0.020 0.035 typeinc3 0.002 0.005 0.520 0.601 -0.006 0.011 typeinc4 -0.002 0.005 -0.340 0.730 -0.011 0.007 typeinc5 -0.002 0.004 -0.510 0.610 -0.009 0.005 typeinc6 -0.033 0.067 -0.490 0.624 -0.165 0.099 typeinc7 -0.022 0.042 -0.520 0.602 -0.104 0.060 typeinc8 -0.007 0.013 -0.510 0.609 -0.032 0.019 poor 0.006 0.014 0.430 0.669 -0.021 0.032 honhan2 0.024 0.074 0.320 0.745 -0.121 0.169 _cons -0.322 0.613 -0.530 0.599 -1.523 0.878 interaction m1ac2 0.000 (omitted) thubq -0.003 0.002 -1.530 0.126 -0.006 0.001 tylepthuoc -0.003 0.002 -1.380 0.167 -0.008 0.001 schooling 0.000 0.002 -0.160 0.871 -0.004 0.003 working_wage -0.005 0.004 -1.330 0.184 -0.012 0.002 agr_selfE -0.008 0.006 -1.480 0.138 -0.020 0.003 nonagr_selfE 0.002 0.001 1.510 0.131 0.000 0.004 m1ac5 0.021 0.008 2.730 0.006 0.006 0.037 region1 0.000 0.000 -0.270 0.785 0.000 0.000 region2 -0.006 0.003 -2.120 0.034 -0.012 0.000 region3 -0.001 0.001 -1.000 0.318 -0.002 0.001 region4 0.000 0.000 0.400 0.691 -0.001 0.001 region5 -0.001 0.002 -0.380 0.703 -0.005 0.003 dtoc -0.007 0.003 -2.150 0.032 -0.013 -0.001 tsnguoi 0.007 0.005 1.510 0.132 -0.002 0.016 typeinc2 -0.003 0.002 -1.730 0.083 -0.006 0.000 typeinc3 -0.001 0.001 -2.040 0.042 -0.003 0.000 typeinc4 0.001 0.001 0.440 0.659 -0.002 0.003 typeinc5 0.001 0.001 1.080 0.278 -0.001 0.002 typeinc6 -0.004 0.003 -1.270 0.203 -0.010 0.002 typeinc7 0.000 0.001 -0.530 0.599 -0.002 0.001 typeinc8 -0.003 0.002 -1.400 0.160 -0.008 0.001 poor -0.001 0.001 -0.730 0.465 -0.004 0.002 honhan2 -0.008 0.017 -0.450 0.650 -0.041 0.026 194 Bảng 4: Phân rã chi tiết sự khác biệt giới về khả năng có đất sản xuất theo Oaxaca - Blinder E C EC Tổng cộng Thu nhập bình quân đầu người/tháng 0.000 -0.039 -0.003 -0.042 Tỷ lệ phụ thuộc 0.002 -0.009 -0.003 -0.009 Số năm đi học 0.009 0.006 0.000 0.014 Làm công ăn lương 0.002 0.028 -0.005 0.025 Sản xuất nông nghiệp -0.059 0.037 -0.008 -0.031 Tự làm việc phi nông nghiệp -0.001 0.018 0.002 0.019 Tuổi của chủ hộ -0.012 0.306 0.021 0.315 Vùng ĐBSH 0.000 0.004 0.000 0.004 Vùng TDMNPB 0.019 0.032 -0.006 0.045 Vùng BTB và DHMT 0.003 0.012 -0.001 0.014 Vùng Tây Nguyên 0.000 -0.002 0.000 -0.002 Vùng Đông Nam Bộ -0.004 -0.002 -0.001 -0.007 Dân tộc 0.014 0.029 -0.007 0.037 Qui mô hộ -0.007 -0.076 0.007 -0.076 Thu nhập từ chăn nuôi 0.002 0.007 -0.003 0.007 Thu nhập từ lâm nghiệp 0.002 0.002 -0.001 0.003 Thu nhập từ thủy sản 0.001 -0.002 0.001 0.000 Thu nhập từ hoạt động nông nghiệp khác 0.000 -0.002 0.001 -0.002 Thu nhập từ tiền lương 0.003 -0.033 -0.004 -0.034 Thu nhập từ hoạt động SXKD 0.000 -0.022 0.000 -0.022 Thu nhập khác 0.000 -0.007 -0.003 -0.010 Hộ nghèo 0.002 0.006 -0.001 0.007 Chủ hộ đang có vợ/chồng 0.000 0.024 -0.008 0.016 Hệ số chặn -0.322 -0.322 Tổng cộng -0.025 -0.003 -0.023 -0.051 195 Bảng 5: Kết quả hồi quy OLS quy mô đất sản xuất bình quân hộ gia đình Source | SS df MS Number of obs = 6124980 -------------+------------------------------ F( 25,6124954) = . Model | 4677257.66 25 187090.306 Prob > F = 0.0000 Residual | 6870059.36124954 1.12165076 R-squared = 0.4051 -------------+------------------------------ Adj R-squared = 0.4050 Total | 115473176124979 1.8852827 Root MSE = 1.0591 ------------------------------------------------------------------------------ lndatbq | Coef. Std. Err. t P>|t| [95% Conf. Interval] -------------+---------------------------------------------------------------- m1ac2 | .2488259 .0014487 171.76 0.000 .2459866 .2516653 thubq | .0001206 3.03e-07 398.02 0.000 .0001201 .0001212 tylepthuoc | -.0022142 .0000156 -142.39 0.000 -.0022447 -.0021837 schooling | -.001701 .0001327 -12.82 0.000 -.0019612 -.0014409 working_wage | -.1579774 .0011636 -135.76 0.000 -.1602581 -.1556968 agr_selfE | .5032589 .0010354 486.07 0.000 .5012296 .5052881 nonagr_selfE | -.0886469 .0014438 -61.40 0.000 -.0914767 -.0858172 m1ac5 | .0059719 .0000491 121.66 0.000 .0058757 .0060682 region1 | -.5998144 .0012615 -475.48 0.000 -.6022869 -.5973419 region2 | -.9870681 .0020044 -492.45 0.000 -.9909966 -.9831395 region3 | -.396519 .0013696 -289.52 0.000 -.3992034 -.3938347 region4 | .0008449 .0019335 0.44 0.662 -.0029446 .0046345 region5 | .0941352 .0015923 59.12 0.000 .0910144 .097256 dtoc | .4014134 .0016681 240.64 0.000 .398144 .4046829 ttnt | -.2720796 .0012118 -224.52 0.000 -.2744548 -.2697045 tsnguoi | -.0854043 .0003285 -259.99 0.000 -.0860481 -.0847605 typeinc2 | -.8906463 .0030283 -294.10 0.000 -.8965817 -.8847108 typeinc3 | -1.187836 .0084173 -141.12 0.000 -1.204334 -1.171339 typeinc4 | -.6534344 .0029015 -225.21 0.000 -.6591212 -.6477477 typeinc5 | -.5067462 .0059239 -85.54 0.000 -.5183568 -.4951356 typeinc6 | -1.357666 .0013158 -1031.82 0.000 -1.360245 -1.355087 typeinc7 | -1.301921 .001666 -781.48 0.000 -1.305186 -1.298656 typeinc8 | -1.099802 .0019145 -574.46 0.000 -1.103555 -1.09605 poor | -.2038456 .0016249 -125.45 0.000 -.2070303 -.2006609 honhan2 | -.1191234 .0017258 -69.02 0.000 -.1225059 -.1157409 _cons | 7.257789 .0035468 2046.26 0.000 7.250837 7.26474 ------------------------------------------------------------------------------ *** 196 Bảng 6: Kết quả hồi qui Heckman selection quy mô đất sản xuất bình quân hộ gia đình Heckman selection model Number of obs = 8707 (regression model with sample selection) Censored obs = 6211 Uncensored obs = 2496 Wald chi2(25) = 2.67e+06 Log likelihood = -2.02e+07 Prob > chi2 = 0.0000 ------------------------------------------------------------------------------ lndatbq | Coef. Std. Err. z P>|z| [95% Conf. Interval] -------------+---------------------------------------------------------------- lndatbq | tylepthuoc | -.0024711 .0000188 -131.34 0.000 -.002508 -.0024343 schooling | .0312052 .0001605 194.42 0.000 .0308906 .0315198 working_wage | -.1455012 .001409 -103.27 0.000 -.1482628 -.1427396 agr_selfE | -.2893059 .0014669 -197.23 0.000 -.2921809 -.2864309 nonagr_selfE | -.0458202 .0017531 -26.14 0.000 -.0492562 -.0423843 m1ac5 | .0060019 .000059 101.65 0.000 .0058862 .0061177 region1 | -.8500795 .0015908 -534.39 0.000 -.8531973 -.8469617 region2 | -.2439203 .0023828 -102.37 0.000 -.2485906 -.23925 region3 | -.082575 .001677 -49.24 0.000 -.0858618 -.0792883 region4 | -.028757 .0023891 -12.04 0.000 -.0334395 -.0240745 region5 | .4817028 .0019404 248.24 0.000 .4778996 .485506 dtoc | .8285978 .0020096 412.32 0.000 .8246591 .8325366 ttnt | .2320661 .0015197 152.71 0.000 .2290875 .2350446 tsnguoi | -.1162435 .0003974 -292.51 0.000 -.1170224 -.1154646 typeinc2 | -.5438573 .0036392 -149.44 0.000 -.5509901 -.5367245 typeinc3 | -.2965831 .0090376 -32.82 0.000 -.3142964 -.2788698 typeinc4 | -.342758 .003598 -95.26 0.000 -.3498099 -.3357061 typeinc5 | -.6361864 .0076697 -82.95 0.000 -.6512188 -.621154 typeinc6 | -1.302179 .0016222 -802.70 0.000 -1.305358 -1.298999 typeinc7 | -1.421184 .0020724 -685.75 0.000 -1.425246 -1.417122 typeinc8 | -.9221866 .0023279 -396.15 0.000 -.9267492 -.9176241 poor | .0219992 .0019529 11.26 0.000 .0181715 .0258268 honhan2 | -.1012529 .0019081 -53.06 0.000 -.1049928 -.0975131 m1ac2 | .1548408 .0013576 114.05 0.000 .1521798 .1575017 thubq | .0001392 3.49e-07 399.03 0.000 .0001385 .0001398 _cons | 9.009488 .0044508 2024.26 0.000 9.000765 9.018211 -------------+---------------------------------------------------------------- select | 197 tylepthuoc | .0009433 .0000107 88.12 0.000 .0009223 .0009643 schooling | -.0298897 .0000873 -342.33 0.000 -.0300608 -.0297185 working_wage | .0246869 .0008017 30.79 0.000 .0231156 .0262582 agr_selfE | .5896623 .000757 778.99 0.000 .5881787 .5911459 nonagr_selfE | -.0517538 .0010023 -51.63 0.000 -.0537183 -.0497893 m1ac5 | -.0019863 .0000333 -59.59 0.000 -.0020517 -.001921 region1 | .0557617 .0009279 60.09 0.000 .053943 .0575804 region2 | -.6665176 .0012494 -533.48 0.000 -.6689664 -.6640689 region3 | -.3739972 .0009489 -394.14 0.000 -.375857 -.3721373 region4 | -.0542411 .0014004 -38.73 0.000 -.0569859 -.0514964 region5 | -.2859159 .0010584 -270.14 0.000 -.2879903 -.2838415 dtoc | -.4082078 .0011022 -370.35 0.000 -.4103682 -.4060475 ttnt | -.3453185 .0007974 -433.05 0.000 -.3468814 -.3437556 tsnguoi | .023161 .0002257 102.61 0.000 .0227186 .0236034 typeinc2 | -.2434958 .0020504 -118.76 0.000 -.2475144 -.2394771 typeinc3 | -.6595171 .0043853 -150.39 0.000 -.6681121 -.6509222 typeinc4 | -.1053578 .0020957 -50.27 0.000 -.1094653 -.1012503 typeinc5 | .2046116 .0047774 42.83 0.000 .1952481 .2139751 typeinc6 | .0603126 .0009416 64.06 0.000 .0584672 .062158 typeinc7 | .202381 .0012226 165.54 0.000 .1999848 .2047771 typeinc8 | -.0736018 .0013267 -55.48 0.000 -.0762021 -.0710014 poor | -.1559074 .0010856 -143.61 0.000 -.1580352 -.1537796 honhan2 | .0462677 .0009149 50.57 0.000 .0444746 .0480608 thubq | -4.32e-06 1.72e-07 -25.08 0.000 -4.66e-06 -3.99e-06 _cons | -.4197171 .0023862 -175.89 0.000 -.4243939 -.4150402 -------------+---------------------------------------------------------------- /athrho | -1.518487 .0013341 -1138.23 0.000 -1.521102 -1.515872 /lnsigma | .4823636 .0005405 892.44 0.000 .4813042 .4834229 -------------+---------------------------------------------------------------- rho | -.9084337 .0002331 -.9088895 -.9079757 sigma | 1.619899 .0008756 1.618183 1.621616 lambda | -1.47157 .0011285 -1.473782 -1.469359 ------------------------------------------------------------------------------ LR test of indep. eqns. (rho = 0): chi2(1) = 2.2e+05 Prob > chi2 = 0.0000 198 Bảng 7: Kết quả hồi qui Heckman selection quy mô đất sản xuất bình quân hộ gia đình tính riêng đối với chủ hộ nữ Heckman selection model Number of obs = 2046 (regression model with sample selection) Censored obs = 1540 Uncensored obs = 506 Wald chi2(23) = 405295.97 Log likelihood = -4307461 Prob > chi2 = 0.0000 ------------------------------------------------------------------------------ lndatbq | Coef. Std. Err. z P>|z| [95% Conf. Interval] -------------+---------------------------------------------------------------- lndatbq | tylepthuoc | -.0039875 .0021533 -1.85 0.064 -.008208 .0002329 schooling | -.0212484 .0174766 -1.22 0.224 -.055502 .0130051 working_wage | -.3583901 .1410073 -2.54 0.011 -.6347594 -.0820208 agr_selfE | .2024963 .1874231 1.08 0.280 -.1648462 .5698387 nonagr_selfE | -.0213106 .1580359 -0.13 0.893 -.3310554 .2884342 m1ac5 | .0025756 .0067909 0.38 0.704 -.0107343 .0158856 region1 | -.2173266 .1635989 -1.33 0.184 -.5379746 .1033214 region2 | -1.192244 .2319439 -5.14 0.000 -1.646846 -.7376425 region3 | -.097631 .1697109 -0.58 0.565 -.4302583 .2349963 region4 | .3638775 .232004 1.57 0.117 -.0908418 .8185969 region5 | .2040297 .1970079 1.04 0.300 -.1820987 .5901582 dtoc | .2742009 .1846332 1.49 0.138 -.0876736 .6360754 ttnt | -.3418605 .1795075 -1.90 0.057 -.6936887 .0099677 tsnguoi | -.0892188 .0420699 -2.12 0.034 -.1716743 -.0067633 typeinc2 | -1.110497 .4014086 -2.77 0.006 -1.897243 -.3237505 typeinc3 | 0 (omitted) typeinc4 | .2280266 .4988437 0.46 0.648 -.7496891 1.205742 typeinc5 | .056302 1.187969 0.05 0.962 -2.272075 2.384679 typeinc6 | -1.379606 .1564298 -8.82 0.000 -1.686203 -1.07301 typeinc7 | -1.384622 .2022454 -6.85 0.000 -1.781016 -.9882284 typeinc8 | -1.123913 .2106376 -5.34 0.000 -1.536755 -.7110704 poor | -.0927269 .1768411 -0.52 0.600 -.4393291 .2538753 honhan2 | -.2466844 .1394508 -1.77 0.077 -.5200028 .0266341 m1ac2 | 0 (omitted) thubq | .0001848 .0000442 4.18 0.000 .0000981 .0002714 _cons | 7.613454 .6457299 11.79 0.000 6.347847 8.879062 -------------+---------------------------------------------------------------- 199 select | tylepthuoc | -.0009605 .0012591 -0.76 0.446 -.0034283 .0015073 schooling | -.0194987 .0096751 -2.02 0.044 -.0384616 -.0005359 working_wage | .1237849 .0896874 1.38 0.168 -.0519992 .299569 agr_selfE | .6678931 .0784075 8.52 0.000 .5142173 .8215689 nonagr_selfE | .1400817 .0974095 1.44 0.150 -.0508375 .3310009 m1ac5 | .0113868 .0037534 3.03 0.002 .0040304 .0187433 region1 | .1666025 .1019468 1.63 0.102 -.0332096 .3664146 region2 | -.3361215 .1253647 -2.68 0.007 -.5818317 -.0904113 region3 | -.167118 .1000551 -1.67 0.095 -.3632223 .0289863 region4 | -.0691396 .1449487 -0.48 0.633 -.3532339 .2149546 region5 | -.1749581 .1130206 -1.55 0.122 -.3964745 .0465583 dtoc | -.113195 .1118461 -1.01 0.312 -.3324094 .1060193 ttnt | -.4748713 .0819719 -5.79 0.000 -.6355334 -.3142093 tsnguoi | -.0116581 .0252967 -0.46 0.645 -.0612387 .0379225 typeinc2 | .3003133 .2957497 1.02 0.310 -.2793455 .8799722 typeinc3 | -6.682537 116232.3 -0.00 1.000 -227817.7 227804.4 typeinc4 | -.2106023 .3109603 -0.68 0.498 -.8200732 .3988687 typeinc5 | -.5710984 .7492986 -0.76 0.446 -2.039697 .8974998 typeinc6 | -.0523442 .1073895 -0.49 0.626 -.2628237 .1581353 typeinc7 | -.0345168 .1346125 -0.26 0.798 -.2983524 .2293188 typeinc8 | -.2624825 .1329285 -1.97 0.048 -.5230176 -.0019474 poor | -.0443995 .1130326 -0.39 0.694 -.2659392 .1771403 honhan2 | .0761235 .0831871 0.92 0.360 -.0869201 .2391672 thubq | -.0000259 .0000242 -1.07 0.284 -.0000735 .0000216 _cons | -1.117765 .2624622 -4.26 0.000 -1.632182 -.6033489 -------------+---------------------------------------------------------------- /athrho | .0098518 .257153 0.04 0.969 -.4941589 .5138624 /lnsigma | .1413616 .0314881 4.49 0.000 .0796461 .2030771 -------------+---------------------------------------------------------------- rho | .0098515 .2571281 -.457511 .4729492 sigma | 1.151841 .0362693 1.082904 1.225167 lambda | .0113473 .2961917 -.5691777 .5918723 ------------------------------------------------------------------------------ LR test of indep. eqns. (rho = 0): chi2(1) = 0.00 Prob > chi2 = 0.9696 200 Bảng 8: Kết quả hồi qui Heckman selection quy mô đất sản xuất bình quân hộ gia đình tính riêng với chủ hộ nam Heckman selection model Number of obs = 6661 (regression model with sample selection) Censored obs = 4671 Uncensored obs = 1990 Wald chi2(24) = 2.43e+06 Log likelihood = -1.57e+07 Prob > chi2 = 0.0000 ------------------------------------------------------------------------------ lndatbq | Coef. Std. Err. z P>|z| [95% Conf. Interval] -------------+---------------------------------------------------------------- lndatbq | tylepthuoc | -.002557 .00002 -127.64 0.000 -.0025963 -.0025178 schooling | .0330839 .0001735 190.73 0.000 .032744 .0334239 working_wage | -.0409169 .0015501 -26.40 0.000 -.0439551 -.0378787 agr_selfE | -.1665445 .001594 -104.48 0.000 -.1696686 -.1634204 nonagr_selfE | .0207714 .0019576 10.61 0.000 .0169347 .0246082 m1ac5 | .0101941 .0000639 159.45 0.000 .0100688 .0103195 region1 | -.9036765 .001722 -524.80 0.000 -.9070514 -.9003015 region2 | -.1332946 .0026 -51.27 0.000 -.1383905 -.1281988 region3 | -.1408653 .001806 -78.00 0.000 -.1444051 -.1373256 region4 | -.1266866 .0025581 -49.52 0.000 -.1317004 -.1216728 region5 | .4132835 .0021216 194.80 0.000 .4091252 .4174418 dtoc | .9160377 .0022205 412.55 0.000 .9116857 .9203897 ttnt | .1524022 .0016184 94.17 0.000 .1492302 .1555742 tsnguoi | -.1247679 .0004272 -292.03 0.000 -.1256053 -.1239306 typeinc2 | -.4585124 .0038463 -119.21 0.000 -.4660511 -.4509737 typeinc3 | -.4129463 .0087736 -47.07 0.000 -.4301423 -.3957504 typeinc4 | -.4517046 .0036271 -124.53 0.000 -.4588137 -.4445956 typeinc5 | -.7164815 .0076672 -93.45 0.000 -.7315088 -.7014541 typeinc6 | -1.326796 .0017692 -749.96 0.000 -1.330263 -1.323328 typeinc7 | -1.447757 .002244 -645.18 0.000 -1.452155 -1.443359 typeinc8 | -1.001899 .0026191 -382.54 0.000 -1.007032 -.9967655 poor | .0272178 .0021704 12.54 0.000 .0229638 .0314718 honhan2 | -.075375 .0030699 -24.55 0.000 -.0813918 -.0693582 m1ac2 | 0 (omitted) thubq | .0001328 3.55e-07 373.73 0.000 .0001321 .0001335 _cons | 8.819042 .0053192 1657.95 0.000 8.808616 8.829467 -------------+---------------------------------------------------------------- 201 select | tylepthuoc | .0013071 .0000121 108.26 0.000 .0012835 .0013308 schooling | -.0305264 .0000997 -306.06 0.000 -.0307219 -.030331 working_wage | -.0287245 .0009244 -31.07 0.000 -.0305363 -.0269127 agr_selfE | .5546182 .0008754 633.53 0.000 .5529024 .556334 nonagr_selfE | -.1068431 .0011783 -90.68 0.000 -.1091525 -.1045337 m1ac5 | -.0062688 .0000382 -164.20 0.000 -.0063437 -.006194 region1 | .0352844 .0010605 33.27 0.000 .0332058 .037363 region2 | -.7566245 .0014247 -531.09 0.000 -.7594168 -.7538322 region3 | -.4117895 .0010764 -382.57 0.000 -.4138992 -.4096798 region4 | -.0534444 .001577 -33.89 0.000 -.0565351 -.0503536 region5 | -.251637 .0012374 -203.36 0.000 -.2540622 -.2492117 dtoc | -.4646216 .0012663 -366.92 0.000 -.4671035 -.4621398 ttnt | -.2718377 .0009195 -295.63 0.000 -.2736399 -.2700354 tsnguoi | .0304157 .0002564 118.65 0.000 .0299132 .0309181 typeinc2 | -.3112609 .0022311 -139.51 0.000 -.3156337 -.3068881 typeinc3 | -.6098664 .0044808 -136.11 0.000 -.6186485 -.6010843 typeinc4 | -.1089167 .0022179 -49.11 0.000 -.1132636 -.1045698 typeinc5 | .2649747 .0050766 52.20 0.000 .2550248 .2749245 typeinc6 | .0883262 .0010674 82.75 0.000 .0862342 .0904183 typeinc7 | .2456367 .0013898 176.74 0.000 .2429127 .2483607 typeinc8 | .0159331 .0015758 10.11 0.000 .0128447 .0190215 poor | -.1752353 .0012458 -140.66 0.000 -.177677 -.1727937 honhan2 | .0653939 .0017693 36.96 0.000 .0619262 .0688616 thubq | -2.27e-07 1.64e-07 -1.38 0.167 -5.49e-07 9.51e-08 _cons | -.2112734 .0030245 -69.85 0.000 -.2172014 -.2053455 -------------+---------------------------------------------------------------- /athrho | -1.502252 .0014531 -1033.83 0.000 -1.5051 -1.499404 /lnsigma | .4383102 .0005929 739.32 0.000 .4371483 .4394722 -------------+---------------------------------------------------------------- rho | -.9055544 .0002615 -.9060656 -.9050405 sigma | 1.550086 .000919 1.548286 1.551888 lambda | -1.403687 .0011882 -1.406016 -1.401358 ------------------------------------------------------------------------------ LR test of indep. eqns. (rho = 0): chi2(1) = 1.9e+05 Prob > chi2 = 0.0000 202 Bảng 9: kết quả hồi quy phân rã Oaxaca với thủ tục Heckman 2 bước Model for group 1 Source | SS df MS Number of obs = 1236174 -------------+------------------------------ F( 23,1236150) =27966.07 Model | 850212.293 23 36965.7519 Prob > F = 0.0000 Residual | 1633951.891236150 1.32180713 R-squared = 0.3423 -------------+------------------------------ Adj R-squared = 0.3422 Total | 2484164.181236173 2.0095603 Root MSE = 1.1497 ------------------------------------------------------------------------------ lndatbq | Coef. Std. Err. t P>|t| [95% Conf. Interval] -------------+---------------------------------------------------------------- tylepthuoc | -.0040888 .0000428 -95.51 0.000 -.0041727 -.0040049 schooling | -.0197552 .0003449 -57.28 0.000 -.0204313 -.0190792 working_wage | -.4137772 .002803 -147.62 0.000 -.4192709 -.4082835 agr_selfE | .277043 .0024475 113.20 0.000 .272246 .2818399 nonagr_selfE | -.0015493 .0032714 -0.47 0.636 -.0079612 .0048627 m1ac5 | .006239 .0001293 48.26 0.000 .0059857 .0064924 region1 | -.1988755 .0031956 -62.24 0.000 -.2051387 -.1926123 region2 | -1.08236 .0047574 -227.51 0.000 -1.091685 -1.073036 region3 | -.1289283 .0034666 -37.19 0.000 -.1357228 -.1221338 region4 | .4473819 .0050341 88.87 0.000 .4375152 .4572486 region5 | .1642953 .0038377 42.81 0.000 .1567735 .1718171 dtoc | .3308898 .0037659 87.86 0.000 .3235087 .338271 ttnt | -.3825081 .0030855 -123.97 0.000 -.3885556 -.3764605 tsnguoi | -.1110033 .0008711 -127.43 0.000 -.1127106 -.1092959 typeinc2 | -.9772451 .0079208 -123.38 0.000 -.9927696 -.9617205 typeinc3 | 0 (omitted) typeinc4 | .5290943 .0112175 47.17 0.000 .5071085 .5510802 typeinc5 | .0568045 .0270387 2.10 0.036 .0038096 .1097994 typeinc6 | -1.313671 .0031547 -416.41 0.000 -1.319854 -1.307488 typeinc7 | -1.387178 .0041284 -336.01 0.000 -1.39527 -1.379087 typeinc8 | -1.178175 .0041421 -284.44 0.000 -1.186294 -1.170057 poor | -.2085173 .0036292 -57.46 0.000 -.2156304 -.2014042 honhan2 | -.1004932 .0027801 -36.15 0.000 -.1059421 -.0950443 thubq | .0001206 9.24e-07 130.53 0.000 .0001187 .0001224 _cons | 7.484453 .0090199 829.77 0.000 7.466774 7.502132 ------------------------------------------------------------------------------ Model for group 2 203 Iteration 0: log likelihood = -18734742 (not concave) Iteration 1: log likelihood = -17461512 Iteration 2: log likelihood = -16474646 (not concave) Iteration 3: log likelihood = -15899337 Iteration 4: log likelihood = -15753957 Iteration 5: log likelihood = -15742081 Iteration 6: log likelihood = -15741976 Iteration 7: log likelihood = -15741976 Heckman selection model Number of obs = 6661 (regression model with sample selection) Censored obs = 4671 Uncensored obs = 1990 Wald chi2(24) = 2.43e+06 Log likelihood = -1.57e+07 Prob > chi2 = 0.0000 ------------------------------------------------------------------------------ lndatbq | Coef. Std. Err. z P>|z| [95% Conf. Interval] -------------+---------------------------------------------------------------- lndatbq | tylepthuoc | -.002557 .00002 -127.64 0.000 -.0025963 -.0025178 schooling | .0330839 .0001735 190.73 0.000 .032744 .0334239 working_wage | -.0409169 .0015501 -26.40 0.000 -.0439551 -.0378787 agr_selfE | -.1665445 .001594 -104.48 0.000 -.1696686 -.1634204 nonagr_selfE | .0207714 .0019576 10.61 0.000 .0169347 .0246082 m1ac5 | .0101941 .0000639 159.45 0.000 .0100688 .0103195 region1 | -.9036765 .001722 -524.80 0.000 -.9070514 -.9003015 region2 | -.1332946 .0026 -51.27 0.000 -.1383905 -.1281988 region3 | -.1408653 .001806 -78.00 0.000 -.1444051 -.1373256 region4 | -.1266866 .0025581 -49.52 0.000 -.1317004 -.1216728 region5 | .4132835 .0021216 194.80 0.000 .4091252 .4174418 dtoc | .9160377 .0022205 412.55 0.000 .9116857 .9203897 ttnt | .1524022 .0016184 94.17 0.000 .1492302 .1555742 tsnguoi | -.1247679 .0004272 -292.03 0.000 -.1256053 -.1239306 typeinc2 | -.4585124 .0038463 -119.21 0.000 -.4660511 -.4509737 typeinc3 | -.4129463 .0087736 -47.07 0.000 -.4301423 -.3957504 typeinc4 | -.4517046 .0036271 -124.53 0.000 -.4588137 -.4445956 typeinc5 | -.7164815 .0076672 -93.45 0.000 -.7315088 -.7014541 typeinc6 | -1.326796 .0017692 -749.96 0.000 -1.330263 -1.323328 typeinc7 | -1.447757 .002244 -645.18 0.000 -1.452155 -1.443359 typeinc8 | -1.001899 .0026191 -382.54 0.000 -1.007032 -.9967655 poor | .0272178 .0021704 12.54 0.000 .0229638 .0314718 honhan2 | -.075375 .0030699 -24.55 0.000 -.0813918 -.0693582 thubq | .0001328 3.55e-07 373.73 0.000 .0001321 .0001335 _cons | 8.819042 .0053192 1657.95 0.000 8.808616 8.829467 204 -------------+---------------------------------------------------------------- select | tylepthuoc | .0013071 .0000121 108.26 0.000 .0012835 .0013308 schooling | -.0305264 .0000997 -306.06 0.000 -.0307219 -.030331 working_wage | -.0287245 .0009244 -31.07 0.000 -.0305363 -.0269127 agr_selfE | .5546182 .0008754 633.53 0.000 .5529024 .556334 nonagr_selfE | -.1068431 .0011783 -90.68 0.000 -.1091525 -.1045337 m1ac5 | -.0062688 .0000382 -164.20 0.000 -.0063437 -.006194 region1 | .0352844 .0010605 33.27 0.000 .0332058 .037363 region2 | -.7566245 .0014247 -531.09 0.000 -.7594168 -.7538322 region3 | -.4117895 .0010764 -382.57 0.000 -.4138992 -.4096798 region4 | -.0534444 .001577 -33.89 0.000 -.0565351 -.0503536 region5 | -.251637 .0012374 -203.36 0.000 -.2540622 -.2492117 dtoc | -.4646216 .0012663 -366.92 0.000 -.4671035 -.4621398 ttnt | -.2718377 .0009195 -295.63 0.000 -.2736399 -.2700354 tsnguoi | .0304157 .0002564 118.65 0.000 .0299132 .0309181 typeinc2 | -.3112609 .0022311 -139.51 0.000 -.3156337 -.3068881 typeinc3 | -.6098664 .0044808 -136.11 0.000 -.6186485 -.6010843 typeinc4 | -.1089167 .0022179 -49.11 0.000 -.1132636 -.1045698 typeinc5 | .2649747 .0050766 52.20 0.000 .2550248 .2749245 typeinc6 | .0883262 .0010674 82.75 0.000 .0862342 .0904183 typeinc7 | .2456367 .0013898 176.74 0.000 .2429127 .2483607 typeinc8 | .0159331 .0015758 10.11 0.000 .0128447 .0190215 poor | -.1752353 .0012458 -140.66 0.000 -.177677 -.1727937 honhan2 | .0653939 .0017693 36.96 0.000 .0619262 .0688616 thubq | -2.27e-07 1.64e-07 -1.38 0.167 -5.49e-07 9.51e-08 _cons | -.2112734 .0030245 -69.85 0.000 -.2172014 -.2053455 -------------+---------------------------------------------------------------- /athrho | -1.502252 .0014531 -1033.83 0.000 -1.5051 -1.499404 /lnsigma | .4383102 .0005929 739.32 0.000 .4371483 .4394722 -------------+---------------------------------------------------------------- rho | -.9055544 .0002615 -.9060656 -.9050405 sigma | 1.550086 .000919 1.548286 1.551888 lambda | -1.403687 .0011882 -1.406016 -1.401358 ------------------------------------------------------------------------------ LR test of indep. eqns. (rho = 0): chi2(1) = 1.9e+05 Prob > chi2 = 0.0000 Blinder-Oaxaca decomposition Number of obs = 2496 1: m1ac2 = 0 2: m1ac2 = 1 ------------------------------------------------------------------------------ lndatbq | Coef. Std. Err. z P>|z| [95% Conf. Interval] -------------+---------------------------------------------------------------- 205 Differential | Prediction_1 | 6.263165 .001275 4912.25 0.000 6.260666 6.265664 Prediction_2 | 7.883321 .0013543 5820.75 0.000 7.880666 7.885975 Difference | -1.620156 .0018601 -871.01 0.000 -1.623801 -1.61651 -------------+---------------------------------------------------------------- Endowments | tylepthuoc | -.020765 .0001842 -112.73 0.000 -.021126 -.020404 schooling | -.0539248 .000315 -171.18 0.000 -.0545422 -.0533074 working_wage | .0062141 .0002362 26.31 0.000 .0057512 .006677 agr_selfE | .0183658 .0001929 95.19 0.000 .0179877 .018744 nonagr_selfE | -.0001486 .0000162 -9.16 0.000 -.0001803 -.0001168 m1ac5 | .0772444 .0005053 152.87 0.000 .076254 .0782347 region1 | -.0003636 .0004232 -0.86 0.390 -.001193 .0004659 region2 | -.0017674 .0000488 -36.20 0.000 -.0018631 -.0016717 region3 | .0041444 .0000754 54.96 0.000 .0039966 .0042922 region4 | .0012259 .0000395 31.02 0.000 .0011485 .0013034 region5 | .0039944 .0001348 29.64 0.000 .0037302 .0042585 dtoc | .0151061 .0002829 53.41 0.000 .0145517 .0156605 ttnt | .000581 .0000568 10.23 0.000 .0004696 .0006923 tsnguoi | .0866971 .0003476 249.43 0.000 .0860158 .0873783 typeinc2 | .0012562 .0000671 18.73 0.000 .0011248 .0013876 typeinc3 | .001381 .0000313 44.18 0.000 .0013198 .0014423 typeinc4 | .0091226 .00009 101.41 0.000 .0089463 .0092989 typeinc5 | .0034773 .0000518 67.15 0.000 .0033758 .0035788 typeinc6 | -.0665468 .0006732 -98.85 0.000 -.0678662 -.0652273 typeinc7 | .0463317 .0005495 84.31 0.000 .0452547 .0474088 typeinc8 | -.0458845 .0003282 -139.81 0.000 -.0465277 -.0452412 poor | .0006884 .0000556 12.39 0.000 .0005795 .0007973 honhan2 | .0458546 .0018679 24.55 0.000 .0421937 .0495155 thubq | -.0262964 .0002042 -128.75 0.000 -.0266967 -.0258961 Total | .105988 .0020193 52.49 0.000 .1020303 .1099458 -------------+---------------------------------------------------------------- Coefficients | tylepthuoc | -.0158503 .0004897 -32.37 0.000 -.01681 -.0148905 schooling | -.401979 .0029384 -136.80 0.000 -.4077382 -.3962199 working_wage | -.1616186 .0013909 -116.20 0.000 -.1643447 -.1588925 agr_selfE | .3280334 .0021617 151.75 0.000 .3237965 .3322702 nonagr_selfE | -.0043417 .0007416 -5.85 0.000 -.0057951 -.0028882 m1ac5 | -.1854008 .0067605 -27.42 0.000 -.1986511 -.1721505 region1 | .2230009 .0011581 192.56 0.000 .2207311 .2252706 region2 | -.0578373 .000346 -167.17 0.000 -.0585154 -.0571592 region3 | .0023356 .0007648 3.05 0.002 .0008366 .0038345 region4 | .040156 .0004005 100.26 0.000 .039371 .040941 206 region5 | -.0269563 .000476 -56.63 0.000 -.0278893 -.0260233 dtoc | -.0526784 .0004008 -131.43 0.000 -.053464 -.0518929 ttnt | -.0848357 .0005596 -151.60 0.000 -.0859325 -.0837389 tsnguoi | .0584225 .0041181 14.19 0.000 .0503512 .0664938 typeinc2 | -.0120403 .0002074 -58.05 0.000 -.0124468 -.0116338 typeinc3 | .001381 .0000313 44.18 0.000 .0013198 .0014423 typeinc4 | .0289792 .0003563 81.32 0.000 .0282807 .0296776 typeinc5 | .0049309 .0001814 27.19 0.000 .0045755 .0052864 typeinc6 | .0060692 .0016726 3.63 0.000 .002791 .0093473 typeinc7 | .0117356 .0009103 12.89 0.000 .0099514 .0135199 typeinc8 | -.0116421 .0003243 -35.90 0.000 -.0122776 -.0110065 poor | -.0211738 .000381 -55.57 0.000 -.0219207 -.020427 honhan2 | -.0242388 .0039966 -6.06 0.000 -.032072 -.0164055 thubq | -.024591 .0019906 -12.35 0.000 -.0284925 -.0206895 _cons | -1.334589 .0104715 -127.45 0.000 -1.355113 -1.314065 Total | -1.714729 .002212 -775.20 0.000 -1.719064 -1.710393 -------------+---------------------------------------------------------------- Interaction | tylepthuoc | -.012439 .0003873 -32.12 0.000 -.0131981 -.0116798 schooling | .0861246 .0006673 129.07 0.000 .0848168 .0874324 working_wage | .056627 .0005161 109.72 0.000 .0556155 .0576386 agr_selfE | -.0489169 .0003855 -126.88 0.000 -.0496725 -.0481613 nonagr_selfE | .0001596 .0000286 5.57 0.000 .0001035 .0002158 m1ac5 | -.0299692 .0010942 -27.39 0.000 -.0321138 -.0278246 region1 | .0002835 .0003301 0.86 0.390 -.0003634 .0009305 region2 | -.0125841 .0002564 -49.07 0.000 -.0130867 -.0120815 region3 | -.0003512 .0001151 -3.05 0.002 -.0005768 -.0001256 region4 | -.0055551 .0001499 -37.06 0.000 -.0058489 -.0052613 region5 | -.0024065 .0000908 -26.51 0.000 -.0025843 -.0022286 dtoc | -.0096495 .0001931 -49.97 0.000 -.010028 -.009271 ttnt | -.0020391 .0001987 -10.26 0.000 -.0024285 -.0016497 tsnguoi | -.0095646 .0006745 -14.18 0.000 -.0108866 -.0082426 typeinc2 | .0014212 .0000787 18.06 0.000 .0012669 .0015755 typeinc3 | -.001381 .0000313 -44.18 0.000 -.0014423 -.0013198 typeinc4 | -.0198081 .0002637 -75.11 0.000 -.0203249 -.0192912 typeinc5 | -.003753 .0001418 -26.46 0.000 -.004031 -.003475 typeinc6 | .0006583 .0001815 3.63 0.000 .0003025 .0010141 typeinc7 | -.0019387 .0001521 -12.75 0.000 -.0022368 -.0016406 typeinc8 | -.008073 .0002308 -34.98 0.000 -.0085254 -.0076207 poor | -.005962 .0001302 -45.80 0.000 -.0062172 -.0057069 honhan2 | .0152807 .0025196 6.06 0.000 .0103424 .020219 thubq | .002421 .0001968 12.30 0.000 .0020353 .0028067 Total | -.0114149 .0024292 -4.70 0.000 -.0161761 -.0066537 ------------------------------------------------------------------------------ 207 Bảng 10: Kết quả phân rã Oaxaca OLS Model for group 1 Source | SS df MS Number of obs = 1236174 -------------+------------------------------ F( 23,1236150) =27966.07 Model | 850212.293 23 36965.7519 Prob > F = 0.0000 Residual | 1633951.891236150 1.32180713 R-squared = 0.3423 -------------+------------------------------ Adj R-squared = 0.3422 Total | 2484164.181236173 2.0095603 Root MSE = 1.1497 ------------------------------------------------------------------------------ lndatbq | Coef. Std. Err. t P>|t| [95% Conf. Interval] -------------+---------------------------------------------------------------- tylepthuoc | -.0040888 .0000428 -95.51 0.000 -.0041727 -.0040049 schooling | -.0197552 .0003449 -57.28 0.000 -.0204313 -.0190792 working_wage | -.4137772 .002803 -147.62 0.000 -.4192709 -.4082835 agr_selfE | .277043 .0024475 113.20 0.000 .272246 .2818399 nonagr_selfE | -.0015493 .0032714 -0.47 0.636 -.0079612 .0048627 m1ac5 | .006239 .0001293 48.26 0.000 .0059857 .0064924 region1 | -.1988755 .0031956 -62.24 0.000 -.2051387 -.1926123 region2 | -1.08236 .0047574 -227.51 0.000 -1.091685 -1.073036 region3 | -.1289283 .0034666 -37.19 0.000 -.1357228 -.1221338 region4 | .4473819 .0050341 88.87 0.000 .4375152 .4572486 region5 | .1642953 .0038377 42.81 0.000 .1567735 .1718171 dtoc | .3308898 .0037659 87.86 0.000 .3235087 .338271 ttnt | -.3825081 .0030855 -123.97 0.000 -.3885556 -.3764605 tsnguoi | -.1110033 .0008711 -127.43 0.000 -.1127106 -.1092959 typeinc2 | -.9772451 .0079208 -123.38 0.000 -.9927696 -.9617205 typeinc3 | 0 (omitted) typeinc4 | .5290943 .0112175 47.17 0.000 .5071085 .5510802 typeinc5 | .0568045 .0270387 2.10 0.036 .0038096 .1097994 typeinc6 | -1.313671 .0031547 -416.41 0.000 -1.319854 -1.307488 typeinc7 | -1.387178 .0041284 -336.01 0.000 -1.39527 -1.379087 typeinc8 | -1.178175 .0041421 -284.44 0.000 -1.186294 -1.170057 poor | -.2085173 .0036292 -57.46 0.000 -.2156304 -.2014042 honhan2 | -.1004932 .0027801 -36.15 0.000 -.1059421 -.0950443 thubq | .0001206 9.24e-07 130.53 0.000 .0001187 .0001224 _cons | 7.484453 .0090199 829.77 0.000 7.466774 7.502132 ------------------------------------------------------------------------------ Model for group 2 208 Source | SS df MS Number of obs = 4888806 -------------+------------------------------ F( 24,4888781) = . Model | 3890212.64 24 162092.193 Prob > F = 0.0000 Residual | 5134726.214888781 1.05030809 R-squared = 0.4311 -------------+------------------------------ Adj R-squared = 0.4310 Total | 9024938.854888805 1.8460419 Root MSE = 1.0248 ------------------------------------------------------------------------------ lndatbq | Coef. Std. Err. t P>|t| [95% Conf. Interval] -------------+---------------------------------------------------------------- tylepthuoc | -.0017412 .0000165 -105.54 0.000 -.0017736 -.0017089 schooling | .0045033 .0001446 31.14 0.000 .0042199 .0047868 working_wage | -.108841 .0012831 -84.83 0.000 -.1113559 -.1063261 agr_selfE | .5688093 .0011508 494.26 0.000 .5665537 .5710649 nonagr_selfE | -.0950165 .0016117 -58.95 0.000 -.0981753 -.0918577 m1ac5 | .0049271 .000053 93.01 0.000 .0048233 .0050309 region1 | -.6813394 .0013678 -498.13 0.000 -.6840202 -.6786585 region2 | -.9181679 .0021986 -417.61 0.000 -.9224771 -.9138587 region3 | -.4625283 .0014759 -313.39 0.000 -.4654211 -.4596356 region4 | -.0870288 .0020768 -41.91 0.000 -.0910992 -.0829584 region5 | .0909753 .0017366 52.39 0.000 .0875715 .094379 dtoc | .4475958 .0018575 240.97 0.000 .4439553 .4512364 ttnt | -.2347753 .001309 -179.35 0.000 -.237341 -.2322096 tsnguoi | -.0836095 .0003513 -238.01 0.000 -.084298 -.082921 typeinc2 | -.8753044 .003246 -269.65 0.000 -.8816665 -.8689423 typeinc3 | -1.186949 .008167 -145.34 0.000 -1.202956 -1.170942 typeinc4 | -.7350473 .0029399 -250.02 0.000 -.7408094 -.7292852 typeinc5 | -.5364268 .0059176 -90.65 0.000 -.5480251 -.5248284 typeinc6 | -1.34642 .0014507 -928.11 0.000 -1.349263 -1.343576 typeinc7 | -1.26196 .0018086 -697.75 0.000 -1.265505 -1.258415 typeinc8 | -1.059299 .0021594 -490.56 0.000 -1.063532 -1.055067 poor | -.2219952 .0018223 -121.82 0.000 -.2255668 -.2184236 honhan2 | -.0554475 .0026252 -21.12 0.000 -.0605929 -.0503022 thubq | .0001201 3.16e-07 379.46 0.000 .0001195 .0001207 _cons | 7.386225 .0043752 1688.20 0.000 7.37765 7.3948 ------------------------------------------------------------------------------ Blinder-Oaxaca decomposition Number of obs = 2496 1: m1ac2 = 0 2: m1ac2 = 1 ------------------------------------------------------------------------------ lndatbq | Coef. Std. Err. z P>|z| [95% Conf. Interval] -------------+---------------------------------------------------------------- 209 Differential | Prediction_1 | 6.263165 .001275 4912.25 0.000 6.260666 6.265664 Prediction_2 | 6.459964 .0006145 1.1e+04 0.000 6.458759 6.461168 Difference | -.1967986 .0014154 -139.04 0.000 -.1995727 -.1940245 -------------+---------------------------------------------------------------- Endowments | tylepthuoc | -.0141399 .0001463 -96.64 0.000 -.0144267 -.0138531 schooling | -.0073402 .0002365 -31.04 0.000 -.0078037 -.0068767 working_wage | .0165299 .0002013 82.13 0.000 .0161354 .0169244 agr_selfE | -.0627258 .0002999 -209.18 0.000 -.0633135 -.0621381 nonagr_selfE | .0006795 .0000392 17.35 0.000 .0006028 .0007563 m1ac5 | .0373343 .0004074 91.65 0.000 .0365359 .0381327 region1 | -.0002741 .0003191 -0.86 0.390 -.0008995 .0003513 region2 | -.0121744 .0002399 -50.74 0.000 -.0126447 -.0117042 region3 | .0136082 .000181 75.19 0.000 .0132534 .0139629 region4 | .0008422 .0000292 28.86 0.000 .000785 .0008994 region5 | .0008793 .0000338 26.02 0.000 .000813 .0009455 dtoc | .0073812 .0001404 52.56 0.000 .0071059 .0076564 ttnt | -.000895 .0000871 -10.27 0.000 -.0010658 -.0007241 tsnguoi | .0580975 .0002725 213.20 0.000 .0575633 .0586316 typeinc2 | .0023981 .0001267 18.92 0.000 .0021497 .0026465 typeinc3 | .0039696 .0000413 96.09 0.000 .0038886 .0040506 typeinc4 | .0148449 .0001036 143.22 0.000 .0146418 .0150481 typeinc5 | .0026035 .0000394 66.09 0.000 .0025263 .0026807 typeinc6 | -.067531 .0006811 -99.15 0.000 -.0688659 -.0661961 typeinc7 | .0403858 .0004784 84.42 0.000 .0394481 .0413235 typeinc8 | -.0485133 .0003378 -143.62 0.000 -.0491753 -.0478512 poor | -.0056145 .0000837 -67.06 0.000 -.0057786 -.0054504 honhan2 | .0337317 .0015973 21.12 0.000 .0306011 .0368622 thubq | -.0237813 .0001844 -128.98 0.000 -.0241427 -.0234199 Total | -.009704 .0017544 -5.53 0.000 -.0131426 -.0062654 -------------+---------------------------------------------------------------- Coefficients | tylepthuoc | -.0242922 .0004762 -51.01 0.000 -.0252255 -.0233589 schooling | -.1845494 .0028456 -64.85 0.000 -.1901266 -.1789721 working_wage | -.1321765 .001338 -98.79 0.000 -.1347988 -.1295541 agr_selfE | -.2157615 .0020008 -107.84 0.000 -.219683 -.2118399 nonagr_selfE | .0181807 .0007096 25.62 0.000 .0167899 .0195714 m1ac5 | .0614983 .0065489 9.39 0.000 .0486627 .0743339 region1 | .1526528 .0011045 138.21 0.000 .1504881 .1548176 region2 | -.0100061 .0003199 -31.28 0.000 -.010633 -.0093791 region3 | .0652706 .0007396 88.25 0.000 .063821 .0667202 region4 | .0373819 .0003859 96.87 0.000 .0366256 .0381382 210 region5 | .0079379 .0004562 17.40 0.000 .0070438 .0088319 dtoc | -.0105066 .0003783 -27.77 0.000 -.0112481 -.009765 ttnt | -.0234301 .0005321 -44.03 0.000 -.0244731 -.0223872 tsnguoi | -.1162693 .0039867 -29.16 0.000 -.1240831 -.1084555 typeinc2 | -.0023661 .0001988 -11.90 0.000 -.0027558 -.0019765 typeinc3 | .0039696 .0000413 96.09 0.000 .0038886 .0040506 typeinc4 | .0373509 .000356 104.90 0.000 .0366531 .0380488 typeinc5 | .0037828 .0001778 21.28 0.000 .0034344 .0041313 typeinc6 | .0151437 .0016057 9.43 0.000 .0119966 .0182908 typeinc7 | -.0242579 .0008734 -27.77 0.000 -.0259698 -.022546 typeinc8 | -.0078511 .0003088 -25.42 0.000 -.0084563 -.0072459 poor | .0012106 .0003648 3.32 0.001 .0004957 .0019255 honhan2 | -.0434686 .0036898 -11.78 0.000 -.0507005 -.0362366 thubq | .0009559 .0019639 0.49 0.626 -.0028932 .0048051 _cons | .0982279 .010025 9.80 0.000 .0785792 .1178767 Total | -.2913717 .0018401 -158.34 0.000 -.2949782 -.2877651 -------------+---------------------------------------------------------------- Interaction | tylepthuoc | -.0190641 .0003809 -50.05 0.000 -.0198107 -.0183175 schooling | .03954 .0006181 63.97 0.000 .0383286 .0407514 working_wage | .0463113 .000489 94.71 0.000 .0453529 .0472696 agr_selfE | .0321747 .0003292 97.74 0.000 .0315295 .0328199 nonagr_selfE | -.0006685 .0000451 -14.81 0.000 -.0007569 -.00058 m1ac5 | .0099409 .0010588 9.39 0.000 .0078658 .012016 region1 | .0001941 .000226 0.86 0.390 -.0002488 .000637 region2 | -.0021771 .0000815 -26.71 0.000 -.0023368 -.0020174 region3 | -.0098149 .0001684 -58.29 0.000 -.0101449 -.0094849 region4 | -.0051713 .0001402 -36.88 0.000 -.0054462 -.0048965 region5 | .0007086 .0000471 15.05 0.000 .0006164 .0008009 dtoc | -.0019246 .0000779 -24.70 0.000 -.0020773 -.0017718 ttnt | -.0005632 .0000562 -10.02 0.000 -.0006733 -.000453 tsnguoi | .019035 .0006539 29.11 0.000 .0177534 .0203166 typeinc2 | .0002793 .0000277 10.09 0.000 .000225 .0003336 typeinc3 | -.0039696 .0000413 -96.09 0.000 -.0040506 -.0038886 typeinc4 | -.0255304 .000276 -92.49 0.000 -.0260714 -.0249894 typeinc5 | -.0028792 .0001376 -20.92 0.000 -.0031489 -.0026095 typeinc6 | .0016425 .0001749 9.39 0.000 .0012997 .0019854 typeinc7 | .0040073 .0001517 26.41 0.000 .0037099 .0043047 typeinc8 | -.0054442 .000217 -25.09 0.000 -.0058695 -.005019 poor | .0003409 .0001028 3.32 0.001 .0001394 .0005423 honhan2 | .0274037 .0023262 11.78 0.000 .0228443 .031963 thubq | -.0000941 .0001933 -0.49 0.626 -.0004731 .0002848 Total | .1042771 .0021463 48.58 0.000 .1000704 .1084838 211 Bảng 11: Phân rã chi tiết sự khác biệt diện tích đất bình quân theo Oaxaca – Blinder (thủ tục Heckman 2 bước) E C EC Tổng cộng Tỷ lệ phụ thuộc -0.02077 -0.01585 -0.01244 -0.04905 Số năm đi học -0.05392 -0.40198 0.086125 -0.36978 Làm công ăn lương 0.006214 -0.16162 0.056627 -0.09878 Sản xuất nông nghiệp 0.018366 0.328033 -0.04892 0.297482 Tự làm việc phi nông nghiệp -0.00015 -0.00434 0.00016 -0.00433 Tuổi của chủ hộ 0.077244 -0.1854 -0.02997 -0.13813 Vùng ĐBSH -0.00036 0.223001 0.000284 0.222921 Vùng TDMNPB -0.00177 -0.05784 -0.01258 -0.07219 Vùng BTB và DHMT 0.004144 0.002336 -0.00035 0.006129 Vùng Tây Nguyên 0.001226 0.040156 -0.00556 0.035827 Vùng Đông Nam Bộ 0.003994 -0.02696 -0.00241 -0.02537 Dân tộc 0.015106 -0.05268 -0.00965 -0.04722 Thành thị/ nông thôn 0.000581 -0.08484 -0.00204 -0.08629 Qui mô hộ 0.086697 0.058423 -0.00956 0.135555 Thu nhập từ chăn nuôi 0.001256 -0.01204 0.001421 -0.00936 Thu nhập từ lâm nghiệp 0.001381 0.001381 -0.00138 0.001381 Thu nhập từ thủy sản 0.009123 0.028979 -0.01981 0.018294 Thu nhập từ hđ nông nghiệp khác 0.003477 0.004931 -0.00375 0.004655 Thu nhập từ tiền lương -0.06655 0.006069 0.000658 -0.05982 Thu nhập từ hoạt động SXKD 0.046332 0.011736 -0.00194 0.056129 Thu nhập khác -0.04588 -0.01164 -0.00807 -0.0656 Hộ nghèo 0.000688 -0.02117 -0.00596 -0.02645 Hộ có đủ vợ chồng 0.045855 -0.02424 0.015281 0.036897 Thu nhập bq đầu người/tháng -0.0263 -0.02459 0.002421 -0.04847 Hệ số chặn -1.33459 -1.33459 Total 0.105988 -1.71473 -0.01141 -1.62016