| OLS | |||||
(1) | (2) | (3) | (4) | (5) | (6) | |
HHI | −0.225*** | −0.230*** | −0.235*** | −0.078*** | −0.149*** | −0.285*** |
| (−3.109) | (−3.130) | (−3.174) | (−2.824) | (−5.008) | (−3.997) |
COEFF | −0.056** | −0.055** | −0.055** | −0.127*** | −0.137*** | −0.084*** |
| (−2.351) | (−2.281) | (−2.280) | (−6.593) | (−7.177) | (−3.785) |
STD | 0.219*** | 0.226*** | 0.223*** | 0.132*** | 0.186*** | 0.190*** |
| (5.003) | (5.152) | (5.084) | (3.894) | (5.527) | (5.028) |
AT | −0.042*** | −0.051*** | −0.047*** | 0.057*** | 0.071*** | 0.089*** |
| (−2.587) | (−3.032) | (−2.746) | (15.084) | (17.68) | (20.087) |
MB | −0.006*** | −0.006*** | −0.007*** | 0.004** | 0.006*** | 0.001 |
| (−2.586) | (−2.732) | (−2.836) | (2.233) | (2.782) | (0.544) |
LEVERAGE | −0.214*** | −0.210*** | −0.203*** | −0.232*** | −0.216*** | −0.214*** |
| (−6.401) | (−6.276) | (−6.071) | (−6.781) | (−6.421) | (−6.487) |
PP & E | −0.140** | −0.146** | −0.151** | −0.103*** | −0.035 | 0.03 |
| (−2.212) | (−2.289) | (−2.351) | (−3.589) | (−1.086) | (0.786) |
R&D | −0.524** | −0.561** | −0.511** | 0.926*** | 0.416*** | 0.221 |
| (−2.379) | (−2.541) | (−2.312) | (7.911) | (3.017) | (1.5) |
ROA | −0.086 | −0.09 | −0.094 | 0.292*** | 0.250*** | 0.196*** |
| (−1.319) | (−1.381) | (−1.445) | (4.774) | (4.139) | (3.271) |
ADV | −0.111 | −0.112 | −0.16 | 0.884*** | 0.461*** | 0.376** |
| (−0.367) | (−0.370) | (−0.471) | (6.414) | (3.221) | (2.398) |
EXACCR | 0.199*** | 0.196*** | 0.193*** | 0.072*** | 0.147*** | 0.181*** |
| (4.599) | (4.516) | (4.457) | (3.458) | (6.511) | (7.663) |
MTR | 0.106** | 0.105** | 0.103** | 0.059* | 0.080** | 0.120*** |
| (2.519) | (2.489) | (2.437) | (1.701) | (2.315) | (3.424) |
CEO FE | YES | YES | YES | NO | NO | NO |
Industry FE | FF12 | FF49 | 4-digit SIC | FF12 | FF49 | 4-digit SIC |
Year FE | YES | YES | YES | YES | YES | YES |
Adj.R2 | 0.683 | 0.684 | 0.685 | 0.127 | 0.174 | 0.271 |
N | 12,992 | 12,992 | 12,992 | 12,992 | 12,992 | 12,992 |