低碳试点政策对城市碳排放绩效的影响评估及机制分析
周迪, 周丰年, 王雪芹

Impact of low-carbon pilot policy on the performance of urban carbon emissions and its mechanism
Di ZHOU, Fengnian ZHOU, Xueqin WANG
表3 DID估计结果
Table 3 Difference in difference (DID) estimation results
平均处理效应 动态边际效应
(1) (2) (3) (4)
Treat×T -0.690***(-6.019) -0.693***(-6.483)
t -0.0457(-0.846) -0.0845(-0.618)
Treat×t2013 -0.592***(-4.134) -0.579***(-4.361)
Treat×t2014 -0.425***(-2.967) -0.430***(-3.239)
Treat×t2015 -0.968***(-6.760) -0.964***(-7.265)
Treat×t2016 -0.774***(-5.402) -0.820***(-6.194)
lnene 0.756***(9.041) 0.762***(9.249)
lnrgdp -0.071(-0.195) -0.219(-1.188)
lnsec 0.963***(2.691) 0.860***(2.838)
cons 6.421***(176.913) 9.740***(2.612) 6.421***(179.036) 10.846***(3.984)
城市固定
时间固定
N 680 680 680 680
R2 0.085 0.210 0.111 0.237
F 9.950*** 17.800*** 8.370*** 16.590***