| Model | R | R-square | Adjusted R-square | Std. error of the estimate |
| 1 | 0.381412 | 0.145475 | 0.141307 | 2.946907 |
| 2 | 0.438356 | 0.192156 | 0.184236 | 2.872299 |
| 3 | 0.477449 | 0.227958 | 0.216548 | 2.814838 |
| a. Predictors: (Constant), the proportion of independent directors | ||||
| b. Predictors: (Constant), the proportion of independent directors, ST or not | ||||
| c. Predictors: (Constant), the proportion of independent directors, ST or not, the proportion of management’s shares | ||||