| 
 | PSM | 
| VARIABLES | ROE | 
| did | 0.595** | 
| (1.99) | |
| Size | 2.292*** | 
| (16.82) | |
| Lev | −22.551*** | 
| (−26.47) | |
| Cashflow | 51.542*** | 
| (24.30) | |
| Growth | 8.660*** | 
| (25.02) | |
| Top1 | 10.659*** | 
| (11.09) | |
| SOE | −1.252*** | 
| (−3.40) | |
| Constant | −42.496*** | 
| (−14.86) | |
| Observations | 8181 | 
| R-squared | 0.265 | 
| industry | YES | 
| year | YES | 
| F | 368.4 |