经济增长、区域环境污染与环境规制有效性——基于京津冀地区的实证分析
冯斐, 冯学钢, 侯经川, 霍殿明, 唐睿

Effectiveness of regional environmental regulation, economic growth and environmental pollution: An emprical study of the Beijing-Tianjin-Hebei region
FENG Fei, FENG Xuegang, HOU Jingchuan, HUO Dianming, TANG Rui
表2 地区生态效率与不同环境规制工具的基准回归和稳健性检验
Table 2 Benchmark regression and robust test of regional ecological efficiency and different environmental regulatory tools
变量 基准回归
模型（1）		 稳健性检验
模型（2）
lnfirm(-1) 0.069*
(0.042)
lnfin(-1) -0.050
(0.106)
plnfirm(-1) 0.424*
(0.257)
plnfin(-1) -0.252
(0.531)
id 6.014***
(1.450)		 6.014***
(1.450)
cd 1.422*
(0.795)		 1.422*
(0.795)
xm -46.302***
(2.339)		 -46.302***
(2.339)
lnpgdp 0.304
（0.332）		 0.304
(0.332)
fi -0.494
(1.103)		 -0.494
(1.103)
常数项 -2.857
(3.581)		 -3.194
(3.730)
sigma_u 4.157 4.157
sigma_e 0.278 0.278
rho 0.996 0.996
R2 0.518 0.518
N 104 104