Table 5 Heterogeneity test based on economic situation.
(1) | (2) | (3) | (4) | |
---|---|---|---|---|
Variables | High per capita GDP | Low per capita GDP | Municipalities or capitals | Prefecture-level cities |
\(\mathrm{ln}{envi}\) | 0.415* (1.82) | 0.109 (1.37) | 0.552** (2.01) | 0.108 (1.32) |
\(\mathrm{ln}{fiscal}\) | 0.345 (1.28) | 0.261 (1.60) | 0.362 (1.45) | 0.235 (1.49) |
\(\mathrm{ln}{envi}* \mathrm{ln}{fiscal}\) | 0.894*** (3.36) | 0.274 (1.08) | 1.113** (2.20) | 0.126 (0.79) |
Control variable | YES | YES | YES | YES |
City effect | YES | YES | YES | YES |
Year effect | YES | YES | YES | YES |
Observations | 889 | 889 | 210 | 1568 |
R-squared | 0.626 | 0.631 | 0.647 | 0.582 |