| 债务融资成本 | 股权融资成本 | ||||
| 非国有 | 国有 | 非国有 | 国有 | ||
ep2 | −0.023 | 0.323** | 0.054*** | 0.106*** | ||
| (−0.58) | (2.35) | (3.56) | (4.95) | ||
epsq | 0.016 | −0.310** | −0.023 | −0.087*** | ||
| (0.42) | (−2.38) | (−1.63) | (−4.25) | ||
N | 2238 | 1211 | 2238 | 1211 | ||
r2 | 0.113 | 0.130 | 0.115 | 0.064 | ||
F | 31.319 | 2.679 | 18.108 | 7.231 | ||