| (40) | (41) | (42) | (43) |
---|---|---|---|---|
Without environmental subsidies | With environmental subsidies | |||
ER | ER | ER | ER | |
Green × Time | 11.0134** | 10.9406** | 1.7440 | 1.4030 |
 | (5.4382) | (5.3730) | (1.7691) | (0.426) |
Constant | 8.0625*** |  − 9.9072 | 9.0246*** |  − 25.9398 |
 | (0.3010) | (7.1551) | (0.4630) | (16.1027) |
Control variables | NO | YES | NO | YES |
Firm fixed effects | YES | YES | YES | YES |
Year fixed effects | YES | YES | YES | YES |
R-squared | 0.1733 | 0.1806 | 0.1563 | 0.1654 |
Observations | 5620 | 5620 | 2873 | 2873 |