| Top10 | 0.168*** | 0.169*** |
| 5.177 | 5.209 | |
| Opinion | 0.0751*** | 0.0757*** |
| 4.589 | 4.622 | |
| Big4 | 0.156*** | 0.155*** |
| 5.123 | 5.088 | |
| Constant | 6.055*** | 6.018*** |
| 38.93 | 38.52 | |
| Year | Yes | Yes |
| Industry | Yes | Yes |
| R-squared | 0.538 | 0.538 |
| Observations | 13,978 | 13,978 |