Research Article

How Do Different Types of Environmental Regulations Affect Green Innovation Efficiency?

Table 10

Robustness test.

VariableGI-TGI-1GI-2

CER0.1127770 (0.052)0.0127788 (0.854)0.2156088 (0.060)
MER−0.4204098 (0.010)−0.3732364 (0.060)−0.4979295 (0.090)
VER−0.0671648 (0.003)−0.0212496 (0.362)−0.1166313 (0.006)
OPEN0.0347232 (0.840)0.2272304 (0.328)−0.1492054 (0.663)
IP−0.0462323 (0.837)0.1041388 (0.724)−0.2112495 (0.638)
ECO0.4645697 (0.043)0.3933880 (0.165)0.5328656 (0.211)
EDU0.0000296 (0.980)−0.0016812 (0.291)0.0018400 (0.439)
Cons−0.3024110 (0.820)−1.7777420 (0.317)1.4195300 (0.592)

Significance at the level of 1%; significance at the level of 5%; significance at the level of 10%.