| 变量名称 | (1) rwar | (2) nplr | (3) lnz |
| cepu | −0.00787* | −0.00214*** | −0.13282*** |
|
| (0.00426) | (0.00026) | (0.04878) |
| N | 410 | 410 | 410 |
| R2 | 0.4892 | 0.1543 | 0.2158 |
| 识别不足检验 | 118.05*** | 118.05*** | 118.05*** |
| 工具变量检验 | 468.56*** | 468.56*** | 468.56*** |