| 混合截面 lnhp | 随机效应 lnhp | 固定效应 lnhp | 差分模型 dlnhp |
lncc | 0.484*** | 0.250*** | 0.246*** | 0.117** |
| (10.14) | (5.06) | (4.67) | (3.13) |
lnpd | 0.623*** | 0.907*** | 0.668*** | 0.500** |
| (10.70) | (9.26) | (5.10) | (2.67) |
lnpd | 0.0422*** | 0.0472** | 0.412*** | 0.234 |
| (5.82) | (2.60) | (3.50) | (1.16) |
lnlc | 0.102*** | 0.0629*** | 0.0470*** | 0.00980 |
| (5.55) | (4.46) | (3.33) | (1.10) |
lnr1 | −0.456 | −10.31* | omitted | −0.513 |
| (−0.93) | (−2.20) |
| (−0.17) |
lnr2 | 0.335 | 9.775* | omitted | −0.137 |
| (0.63) | (2.07) |
| (−0.15) |
_cons | −1.998*** | 0.857 | −2.614 | −0.0223 |
| (−5.89) | (1.01) | (−1.96) | (−0.96) |
N | 370 | 370 | 370 | 338 |