| (1a) | (1b) | (1c) | (1d) |
| OLS | TOBIT | ||
Mis | −0.053*** (0.0163) | −0.0739*** (0.0278) | −0.0541*** (0.0171) | −0.0682*** (0.0229) |
K/L | 1.61E−05** (6.74E−06) | 5.78E−05*** (1.08E−05) | 2.69E−05*** (8.93E−06) | 0.00005*** (9.04E−06) |
Hc | 2.27E−07*** (5.92e−08) | 2.42E−07*** (9.42E−08) | 3.19E−07*** (7.72E−08) | 2.83E−07*** (7.91E−08) |
Scale | −0.007*** (0.0027) | −0.0085** (0.0042) | −0.0069*** (0.0026) | −0.0079** (0.0036) |
Age | −0.0124*** (0.0025) | −0.0170*** (0.0040) | −0.0116*** (0.0025) | −0.0168*** (0.0034) |
Sback | 3.4426 (3.0433) | 10.1452** (5.1576) | 3.9237 (3.1747) | 7.4978** (4.2524) |
Herf | 0.0668 (0.0569) | 0.0511 (0.0961) | 0.0628 (0.0594) | 0.0670 (0.0793) |
FD | 0.0004 (0.0003) | 0.0006 (0.0005) | 0.0004 (0.0003) | 0.0005 (0.0004) |
_cons | 0.5713*** (0.0372) | 0.6444*** (0.0602) | 0.5578*** (0.0379) | 0.6341*** (0.0504) |
sigma_u | 0.1701 | 0.3009 | 0.1814 | 0.244564 |
sigma_e | 0.1817 | 0.2811 | 0.1788 | 0.2367 |
Rho | 0.4669 | 0.5340 | 0.5073 | 0.5163 |