长江经济带空气质量指数的时空特征及驱动因素分析 ——基于贝叶斯空间计量模型的实证

柏玲, 姜磊, 周海峰, 陈忠升

Spatio-temporal Characteristics of Air Quality Index and Its Driving Factors in the Yangtze River Economic Belt: An Empirical Study Based on Bayesian Spatial Econometric Model

Ling Bai, Lei Jiang, Haifeng Zhou, Zhongsheng Chen

表1 OLS回归结果

Table 1 Results of OLS model

变量 系数 标准误差 t统计量 P值 常数 -7.2306 6.0213 -1.2008 0.2326 LnGDP 2.1296 1.1174 1.9058 0.0595 LnGDP2 -0.0977 0.052 -1.8767 0.0634 LnDensity 0.1838 0.0276 6.6637 0.0000 LnFDI 0.0334 0.01272 2.6275 0.0099 LnThird -0.3142 0.0839 -3.7454 0.0003 LnGreen -0.1736 0.1016 -1.7091 0.0905 LnTranint 0.03349 0.0183 1.8306 0.0701 R2 0.5474 调整后的R2 0.5163 F-statistic 17.6237 0.0000 Log likelihood 58.8105 AIC -0.9238 SC -0.7274