| 
 | (1) | (2) | 
| 
 | ROE | ROE | 
| debt | −0.125 | −0.276*** | 
| 
 | (0.076) | (0.076) | 
| scale | 
 | 0.022 | 
| 
 | 
 | (0.015) | 
| age | 
 | 0.232* | 
| 
 | 
 | (0.125) | 
| board | 
 | 0.002 | 
| 
 | 
 | (0.006) | 
| Msr | 
 | 0.001 | 
| 
 | 
 | (0.001) | 
| Ogr | 
 | 0.089*** | 
| 
 | 
 | (0.017) | 
| _cons | 0.183*** | −0.900* | 
| 
 | (0.035) | (0.486) | 
| N | 662.000 | 662.000 | 
| r2 | 0.166 | 0.287 | 
| r2_a | 0.156 | 0.272 | 
| F | 8.797 | 10.172 | 
| year | Yes | Yes | 
| firm | Yes | Yes |