| (1) | (2) |
高科技 | 非高科技 | |
VARIABLES | FC | FC |
DIFI | −0.241*** | −0.455*** |
| (−2.81) | (−2.95) |
Cash | 0.009 | −0.009 |
| (1.05) | (−0.67) |
Growth | −0.003** | −0.006*** |
| (−2.13) | (−3.11) |
Lev | −0.083*** | −0.057*** |
| (−14.08) | (−4.95) |
ROA | −0.037*** | −0.049*** |
| (−4.62) | (−2.59) |
top 1 | 0.077*** | 0.124*** |
| (4.77) | (4.49) |
bm | −0.040*** | −0.006 |
| (−8.88) | (−0.82) |
opinion | −0.006 | 0.001 |
| (−1.59) | (0.30) |
board | −0.020*** | −0.012 |
| (−4.25) | (−1.43) |
balance3 | 0.005** | 0.002 |
| (2.37) | (0.49) |
Constant | −3.590*** | −3.617*** |
| (−137.58) | (−75.78) |
个体固定 | YES | YES |
时间固定 | YES | YES |
Observations | 7371 | 2765 |
R-squared | 0.978 | 0.977 |