Table 8 Transmission mechanism test results
From: The impact of carbon emission trading policy on firms’ green innovation in China
Variable | (26) | (27) | (28) | (29) |
|---|---|---|---|---|
Pfluc | Pfluc | Gpatent | Gpatent | |
Treat × Time | 2.8365*** (0.4043) | 2.9494*** (0.4036) | ||
Forprice | 0.534* (0.2880) | |||
Backprice | 0.0445 (0.0526) | |||
Regfor × Time | 0.644*** (0.1864) | |||
Nregfor × Time | 0.276*** (0.0640) | |||
Regback × Time | − 0.229 (0.1520) | |||
Nregback × Time | − 0.0160 (0.0485) | |||
Constant | 99.76*** (0.0901) | 53.27** (22.3112) | − 5.198*** (0.5451) | − 5.025*** (0.5304) |
Pcontrol | Yes | |||
Control | Yes | Yes | ||
Province-Industry | Yes | Yes | ||
Firm | Yes | Yes | ||
Year | Yes | Yes | Yes | Yes |
Observations | 8938 | 8778 | 16,284 | 16,284 |
Adjust R2 | 0.266 | 0.267 | 0.770 | 0.770 |