Research Article

Government Subsidies and Enterprise Innovation: Evidence from China's Photovoltaic Industry

Table 5

Robustness testing.

(4)(5)(6)

RDSub0.239 (3.42)1.074 (2.61)
RDSub−10.809 (2.13)
NRDSub0.035 (0.59)0.343 (0.98)0.403 (1.18)
Size−0.259 (−2.12)−7.891 (−10.96)−7.906 (−9.92)
Own−1.459 (−0.94)24.049 (2.62)16.122 (1.79)
Profit−0.043 (−2.26)0.424 (3.32)0.424 (3.38)
Debt−5.128 (−7.13)5.269 (1.26)10.232 (2.18)
Age−0.052 (−0.26)−3.450 (−2.89)−3.195 (−2.30)
FirmYesYesYes
YearYesYesYes
LR/F114.6527.16127.35
OBS405409290

t-Statistics reported in parentheses. , , and .