环境规制、政府补贴对企业技术创新的耦合影响
袁丽静, 郑晓凡

Coupling induction of environmental regulation and government subsidy on enterprise technological innovation
Lijing YUAN, Xiaofan ZHENG
表5 方法二稳健性检验回归结果
Table 5 Method II Robust test tegression results
变量 模型1 模型2 模型3
ER -0.168***
(0.059)
-0.169***
(0.059)
-0.523***
(0.155)
ER2 0.011***
(0.004)
0.011**
(0.004)
0.009**
(0.004)
ln(SUBS -0.096
(0.079)
-0.194***
(0.087)
ln(ENT 0.549***
(0.133)
0.546***
(0.133)
0.567***
(0.132)
lnL 0.188*
(0.106)
0.209*
(0.107)
0.137
(0.110)
ln(Size 0.117
(0.175)
0.100
(0.175)
0.096
(0.174)
lnGDP 0.647*
(0.345)
0.778**
(0.361)
0.765**
(0.357)
OPEN 0.092**
(0.044)
0.094**
(0.044)
0.113**
(0.044)
ln(SUBS×ER 0.041**
(0.017)
R2 0.770 0.772 0.777
Adj-R2 0.741 0.742 0.748
F统计量 121.190 106.430 97.170