政府政策和市场竞争对欧盟国家可再生能源技术创新的影响
李杨

Impact of government policy and market competition on renewable energy innovation in EU countries
Yang LI
表6 不同政策对可再生能源技术创新的异质性影响
Table 6 Heterogeneous impacts of different policies on renewable energy technological innovation
变量 模型1(Nbreg) 模型2(FE) 模型3(sys-GMM)
L.PAT - - 0.542***
(0.051)
RD 0.144***
(0.031)
0.122***
(0.035)
0.098**
(0.040)
FEED 0.017
(0.018)
0.021
(0.022)
0.036
(0.023)
CERT 0.111***
(0.022)
0.122***
(0.025)
0.045*
(0.025)
PMR -0.426***
(0.050)
-0.254***
(0.039)
-0.110***
(0.033)
PAT_pc 0.027***
(0.010)
0.064***
(0.011)
0.028***
(0.006)
CAP -0.007***
(0.002)
-0.031***
(0.004)
0.009***
(0.001)
OIL 0.008***
(0.001)
0.005***
(0.001)
0.003**
(0.001)
KYOTO -0.169
(0.151)
-0.071
(0.103)
-0.052
(0.089)
常数项 1.183***
(0.342)
0.741**
(0.307)
0.431**
(0.216)
obs 437 437 418
R2-within - 0.758 -
Sargan - - 0.465
AR(1) - - 0.000
AR(2) - - 0.475