基于贫困分级的云南省城乡收入差距时空演化与影响因素研究
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杨子生, 杨人懿, 刘凤莲
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Spatio-temporal evolution and influencing factors of urban-rural income gap in Yunnan province based on poverty classification
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YANG Zisheng, YANG Renyi, LIU Fenglian
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表4 云南省不同空间权重矩阵下的各空间动态自回归模型估计结果对比
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Tab. 4 Comparison of spatial dynamic panel autoregressive models with different spatial weight matrices in Yunnan province
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变量估计及模型 检验结果 | 空间邻接权重矩阵 | | 空间反距离权重矩阵 | SAR-1 (全省129 个县) | SAR-2 (41个非贫困县) | SAR-3 (88个国定贫困县) | SAR-4 (14个I级贫困县) | SAR-5 (47个Ⅱ级贫困县) | SAR-6 (27个Ⅲ级贫困县) | SAR-7 (全省129 个县) | SAR-8 (41个非贫困县) | SAR-9 (88个国定贫困县) | SAR-10 (14个I级贫困县) | SAR-11 (47个Ⅱ级贫困县) | SAR-12 (27个Ⅲ级贫困县) | 参数ρ | 0.4064*** (10.50) | 0.1590** (2.15) | 0.3623*** (7.53) | -0.0626 (-0.91) | 0.1005 (1.63) | 0.0870 (1.36) | | 0.5565*** (14.53) | 0.5885*** (9.76) | 0.5257*** (9.56) | 0.5098*** (7.03) | 0.5120*** (7.70) | 0.3720*** (3.60) | 第一产业发展水平lnX1 | 0.0172* (1.86) | -0.0051 (-0.45) | 0.0175 (1.46) | -0.0176 (-0.74) | 0.0207 (1.09) | 0.0199 (0.98) | 0.0153* (1.65) | 0.0060 (0.59) | 0.0154 (1.26) | -0.0234 (-1.37) | 0.0187 (1.03) | 0.0215 (1.05) | 第二产业发展水平lnX2 | 0.0132** (2.01) | 0.0124 (0.90) | 0.0093 (1.38) | 0.0490*** (3.65) | 0.0142 (1.49) | 0.0094 (0.54) | 0.0031 (0.57) | -0.0124 (-1.31) | 0.0027 (0.43) | 0.0305*** (3.88) | -0.0014 (-0.18) | 0.0071 (0.38) | 第三产业发展水平lnX3 | -0.0215** (-2.42) | -0.0044 (-0.47) | -0.0357*** (-3.12) | -0.0241 (-1.07) | -0.0509*** (-3.25) | -0.0624*** (-3.16) | -0.0178* (-1.92) | 0.0003 (0.04) | -0.0310*** (-2.73) | 0.0195 (1.01) | -0.0247 (-1.62) | -0.0476** (-2.01) | 固定资产投资水平lnX4 | -0.0010 (-0.38) | -0.0077 (-1.49) | 0.0004 (0.13) | -0.0047 (-0.57) | -0.0015 (-0.28) | -0.0075 (-1.38) | 0.0028 (1.11) | -0.0032 (-1.09) | 0.0037 (1.24) | -0.0021 (-0.47) | 0.0048 (0.97) | -0.0038 (-0.79) | 公共财政预算支出水平 lnX5 | -0.0043 (-0.82) | -0.0092 (-1.10) | -0.0007 (-0.12) | 0.0318** (2.06) | -0.0155 (-1.46) | -0.0026 (-0.27) | 0.0003 (0.06) | 0.0032 (0.44) | 0.0069 (1.12) | 0.0264** (2.13) | 0.0093 (1.08) | -0.0025 (-0.28) | 人均粮食产量lnX8 | 0.0399*** (3.52) | 0.0370*** (2.90) | 0.0343*** (2.69) | -0.0784 (-0.79) | -0.1686* (-1.77) | 0.0388*** (3.24) | 0.0398*** (2.86) | 0.0256** (1.99) | 0.0450*** (2.97) | 0.0387 (0.59) | -0.1791* (-1.67) | 0.0545*** (3.94) | 经济赶超压力lnX10 | 0.0024 (0.59) | 0.0054 (0.97) | 0.0042 (0.71) | 0.0045 (0.26) | 0.0135 (1.38) | 0.0040 (0.40) | -0.0046 (-0.93) | -0.0031 (-0.63) | -0.0052 (-0.72) | -0.0324** (-2.14) | 0.0033 (0.36) | -0.0050 (-0.52) | 城乡从业人员比例lnX11 | 0.0000 (0.02) | -0.0074 (-1.37) | 0.0016 (0.82) | -0.0089 (-1.21) | 0.0018 (0.49) | 0.0073 (1.60) | 0.0011 (0.62) | -0.0042 (-0.94) | 0.0024 (1.24) | -0.0060** (-1.98) | 0.0034 (1.19) | 0.0067** (2.17) | 人口密度lnX12 | -0.2394*** (-2.72) | -0.2917*** (-2.83) | -0.5302*** (-4.91) | -1.0814*** (-2.94) | -1.0738*** (-4.74) | -0.5521*** (-2.59) | -0.1518** (-2.12) | -0.1180 (-1.56) | -0.3335*** (-3.11) | -0.5903*** (-3.57) | -0.4871*** (-2.67) | -0.2922* (-1.68) | 人均粮食产量与地形-气候综合优劣度的交叉影响lnX8×X13 | -0.0728*** (-3.74) | -0.0631*** (-3.53) | -0.0615** (-2.55) | 0.0483 (0.27) | 0.2839* (1.80) | -0.0793*** (-2.92) | -0.0704*** (-3.14) | -0.0431** (-2.45) | -0.0789*** (-2.97) | -0.1149 (-1.03) | 0.3043* (1.70) | -0.1027*** (-3.53) | 上年城乡收入差距lnYt-1 | 0.3266*** (14.36) | 0.5131*** (8.17) | 0.3029*** (13.87) | 0.3814*** (6.50) | 0.3464*** (10.54) | 0.4580*** (10.84) | 0.2987*** (16.46) | 0.3173*** (4.92) | 0.2728*** (13.02) | 0.2174*** (3.49) | 0.2522*** (8.96) | 0.3485*** (7.66) | AIC信息准则 | -6092.390 | -1931.204 | -4120.450 | -623.301 | -2155.508 | -1207.098 | -6202.196 | -2051.154 | -4184.854 | -665.535 | -2249.321 | -1237.714 | BIC信息准则 | -6028.180 | -1881.895 | -4061.212 | -587.960 | -2104.424 | -1163.219 | -6137.986 | -2001.845 | -4125.616 | -630.195 | -2198.237 | -1193.836 | Log Likelihood | 3059.195 | 978.602 | 2073.225 | 324.650 | 1090.754 | 616.549 | 3114.098 | 1038.577 | 2105.427 | 345.768 | 1137.661 | 631.857 | Within R2 | 0.9353 | 0.9208 | 0.9430 | 0.9532 | 0.9450 | 0.9416 | 0.9396 | 0.9339 | 0.9460 | 0.9590 | 0.9450 | 0.9496 |
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