| Variable | (1) | (2) | (3) | (4) |
| ols | fe | weight!=. | on_support | |
| MA | MA | MA | MA | |
| Audit | 0.0632* | 0.0225 | −0.0168 | 0.0116 |
| (1.7907) | (0.7024) | (−0.4301) | (0.3608) | |
| Postaudit | 0.1968*** | 0.1713*** | 0.2152*** | 0.1753*** |
| (4.3489) | (4.2642) | (4.7324) | (4.3555) | |
| Lnasset | −0.0205** | −0.0484*** | −0.0582*** | −0.0455*** |
| (−2.4467) | (−6.1763) | (−4.8284) | (−5.7529) | |
| Lev | 0.2416*** | −0.0876** | −0.0613 | −0.0852* |
| (4.9856) | (−1.9647) | (−0.7678) | (−1.8905) | |
| Growth | 0.0246*** | 0.0016 | −0.0035 | 0.0005 |
| (3.7160) | (0.2633) | (−0.3378) | (0.0737) | |
| Dual | −0.0093 | 0.0294* | 0.0889* | 0.0239 |
| (−0.4665) | (1.7263) | (1.8905) | (1.3649) | |
| Balance | 0.0194 | −0.0395*** | −0.0955*** | −0.0500*** |
| (1.6346) | (−3.8417) | (−3.7105) | (−4.4600) | |
| Boardsize | −0.0312 | 0.0405 | 0.0961 | 0.0589 |
| (−0.6629) | (0.9869) | (1.2300) | (1.3907) | |
| Ind | 未固定 | 固定 | 固定 | 固定 |
| Year | 未固定 | 固定 | 固定 | 固定 |
| n | 15,655 | 15,655 | 5382 | 15,231 |
| Adj. R2 | 0.0063 | 0.2789 | 0.2748 | 0.2780 |