三重属性约束的承载力视角下中国省际水资源利用效率测度
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张凯, 陆海曙, 陆玉梅
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Measurement of inter-provincial water resource use efficiency in China from the perspective of carrying capacity with triple attribute constraints
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ZHANG Kai, LU Haishu, LU Yumei
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表4 省际水资源利用效率投入产出松弛SFA结果
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Table 4 Results of input-output relaxation of inter-provincial water resource use efficiency using stochastic frontier analysis (SFA) model
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环境变量 | 投入松弛 | | 产出松弛 | L过剩 | K过剩 | W过剩 | GRP不足 | IWD不足 | DWD不足 | 2005年 | 常数 | -576.879*** (1.128) | -179.498*** (1) | 0.079 (0.226) | | 0 (1) | -3.1×105* (1.001) | -1.1×104*** (1) | | -0.417*** (0.022) | 0.182 (0.527) | -2.7×10-4* (1.6×10-4) | 0 (1) | -32.228*** (4.684) | -7.595*** (2.865) | PD | 0.304*** (0.009) | -0.034 (0.204) | -1.5×10-6 (6.1×10-5) | 0 (1) | 5.825* (2.985) | 5.917 (5.256) | VC | 10.355*** (0.086) | 2.468*** (0.922) | 0.003*** (0.001) | 0 (1) | 610.927*** (14.652) | 122.887*** (1.033) | σ2 | 3.4×106*** (1) | 1.5×105*** (1) | 0.013*** (0.003) | 1.0×10-8 (1) | 2.0×109*** (1) | 4.0×108*** (1) | γ | 1*** (1.5×10-4) | 1*** (5.8×10-5) | 2.9×10-5 (0.029) | 0.1 (1) | 1 (9.1×10-7) | 1 (0.005) | 对数似然函数 | -254.132 | -204.326 | 23.674 | 257.033 | -356.384 | -326.814 | 2009年 | 常数 | -523.997*** (1) | -829.775*** (1) | 0.056 (1) | | 0 (1) | -3.1×105*** (1.013) | -1.1×105* (1.001) | | -0.598*** (0.197) | -0.648*** (0.033) | -2.9×10-4 (0.075) | 0 (1) | -16.018* (9.884) | 1.209 (6.433) | PD | 0.134 (0.103) | 0.322 (0.872) | -2.9×10-6 (0.001) | 0 (1) | 5.233 (6.357) | 0.693 (2.756) | VC | 12.105*** (0.891) | 15.902*** (4.143) | 0.004 (0.997) | 0 (1) | 583.532*** (45.629) | 148.804*** (1.961) | σ2 | 2.9×106*** (1) | 8.1×106*** (1) | 0.007 (1) | 1.0×10-8 (1) | 1.8×109*** (1) | 1.5×108*** (1) | γ | 1*** (8.9×10-5) | 1*** (6.0×10-6) | 0.050 (1) | 0.1 (1) | 1*** (5.1×10-6) | 1*** (1×10-6) | 对数似然函数 | -253.205 | -267.227 | 32.515 | 257.033 | -356.943 | -311.981 | 2013年 | 常数 | -514.662*** (1) | -1311.711*** (0.471) | 0.074 (0.203) | | 0 (1) | -2×105*** (2474.16) | -1.2×105*** (1) | | -0.108 (0.13) | -0.111 (0.572) | -1.6×10-4*** (4.3×10-5) | 0 (1) | -3.829 (5.509) | -1.706 (1.292) | PD | 0.02 (0.120) | -0.936 (2.316) | -1.7×10-5 (3.2×10-5) | 0 (1) | 2.388 (4.61) | 4.006*** (1.041) | VC | 12.316*** (0.507) | 39.484*** (11.383) | 0.005*** (0.001) | 0 (1) | 480.952*** (59.255) | 141.958*** (1.001) | σ2 | 2.8×106*** (1) | 3.8×107*** (1) | 0.007*** (0.002) | 1.0×10-8 (1) | 6.3×108*** (1.001) | 4.7×108*** (1) | γ | 1*** (1.4×10-6) | 1*** (1.5×10-7) | 7.2×10-5*** (0.054) | 0.1 (1) | 0.949*** (0.050) | 1*** (1.8×10-4) | 对数似然函数 | -252.629 | -295.360 | 32.982 | 257.033 | -343.213 | -329.525 | 环境变量 | 投入松弛 | | 产出松弛 | L过剩 | K过剩 | W过剩 | GRP不足 | IWD不足 | DWD不足 | 2017年 | 常数 | -303.4*** (1) | -3990.7*** (1.875) | 0.066 (1) | | 0 (1) | -1.6×105*** (1) | -2.3×105*** (11.291) | | -0.065 (0.054) | 1.183 (1.004) | -9.3×10-5 (0.025) | | 0 (1) | 1.839*** (0.436) | -0.989 (9.978) | PD | -0.188 (0.283) | 0.863 (2.168) | -2.5×10-5 (0.003) | | 0 (1) | -0.891 (0.825) | 6.191 (4.028) | VC | 9.752*** (0.736) | 88.293 (90.813) | 0.005 (1) | | 0 (1) | 238.982*** (0.999) | 330.911*** (91.69) | σ2 | 3×106*** (1) | 1.5×108*** (1) | 0.009 (1) | | 1.0×10-8 (1) | 4.6×108*** (1) | 4.6×108*** (1) | γσ | 1*** (6.6×10-6) | 1*** (0.026) | 0.05 (1) | | 0.1 (1) | 1*** (0) | 1*** (1.08×10-4) | 对数似然函数 | -253.462 | -317.886 | 30.357 | | 257.033 | -331.086 | -357.942 |
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