环境不确定性、外部融资与可再生能源投资——兼论政策有效性
何凌云, 张丽虹, 钟章奇, 祝婧然

The effect of environmental uncertainty, external financing and policy on renewable energy investment
Lingyun HE, Lihong ZHANG, Zhangqi ZHONG, Jingran ZHU
表2 环境不确定性对可再生能源投资直接作用的估计结果
Table 2 The estimation results of environmental uncertainty influencing renewable energy investment
系数 全样本企业 外部融资水平
较低的企业
外部融资水平
较高的企业
βit -6.305 9***
(-12.098 1)
-5.262 8***
(-5.808 2)
-6.553 0***
(-11.677 6)
β1 -1.304 2 ***
(-8.142 6)
-1.566 6***
(-6.242 9)
-1.288 8***
(-6.747 4)
β2 1.132 1***
(51.526 6)
1.103 3***
(29.137 6)
1.136 8***
(47.511 8)
β3 -0.051 1***
(-12.972 3)
-0.077 5***
(-12.374 1)
-0.028 1***
(-6.030 6)
β4 -0.022 1
(-0.993 5)
-0.005 0
(-0.127 3)
-0.046 0**
(-1.992 0)
β5 1.117 0*
(1.846 3)
0.796 3
(0.804 2)
0.935 0
(1.290 9)
R2 0.582 1 0.510 6 0.427 4