| VARIABLES | 被解释变量：Donation | ||
| (1) | (2) | (3) | |
| Center | 0.422** | 0.273 | 0.357** |
|
| (0.17) | (0.17) | (0.17) |
| size |
| 1.571*** | 1.574*** |
|
|
| (0.07) | (0.07) |
| ROA |
| 0.013 | 0.015 |
|
|
| (0.02) | (0.02) |
| listtime |
| −0.134*** | −0.132*** |
|
|
| (0.01) | (0.01) |
| Cash |
| −0.086* | −0.086* |
|
|
| (0.05) | (0.05) |
| Comprehensive tax |
| −1.149** | −1.167** |
|
|
| (0.55) | (0.54) |
| gdp |
|
| 0.066 |
|
|
|
| (0.15) |
| FDI |
|
| 0.096 |
|
|
|
| (0.06) |
| Budget |
|
| −0.371** |
|
|
|
| (0.17) |
| Constant | 1.317*** | −29.186*** | −24.571*** |
|
| (0.45) | (1.30) | (2.21) |
| Year_i | 控制 | 控制 | 控制 |
| Industry_i | 控制 | 控制 | 控制 |
| Observations | 7574 | 7574 | 7574 |
| R-squared | 0.236 | 0.314 | 0.315 |
| r2_a | 0.232 | 0.310 | 0.310 |
| F | 267.8 | 218.8 | 205.4 |