变量

2003

2005

2006

2008

2010

2012

2013

2015

2017

edu

0.1090^***

0.0988^***

0.0919^***

0.0561^***

0.0930^***

0.0555^***

0.0653^***

0.0805^***

0.0843^***

(0.0251)

(0.0153)

(0.022)

(0.0178)

(0.0154)

(0.0161)

(0.0183)

(0.0183)

(0.0191)

exp

−0.0185

0.0131

−0.0143

−0.0230

0.0077

0.0106

0.0066

0.0023

0.0208^*

(0.0183)

(0.0104)

(0.0167)

(0.0142)

(0.0106)

(0.0095)

(0.0118)

(0.0127)

(0.0117)

exp²

0.0004

−0.0002

0.00006

0.0002

−0.0002

−0.0003^*

−0.0003^*

−0.00008

−0.0006^***

(0.0003)

(0.0002)

(0.0003)

(0.0002)

(0.0002)

(0.0001)

(0.0002)

(0.0002)

(0.0002)

gender

0.2480^**

0.0580

0.1840^*

0.2520^**

0.3520^***

0.3770^***

0.3820^***

0.2390^**

0.3540^***

(0.1150)

(0.0916)

(0.1060)

(0.0985)

(0.0771)

(0.0767)

(0.0880)

(0.1050)

(0.0990)

politic

0.2530^**

0.1740

0.1010

0.0873

0.2760^***

0.1740^*

0.0310

0.0439

0.2230^*

(0.1240)

(0.1220)

(0.1730)

(0.2120)

(0.1070)

(0.1050)

(0.1440)

(0.1360)

(0.1210)

f_class

0.3300^***

0.1920^***

0.1960^***

0.3800^***

0.4170^***

0.3510^***

0.3660^***

0.2670^***

0.3840^***

(0.0787)

(0.0490)

(0.0551)

(0.0739)

(0.0551)

(0.0601)

(0.066)

(0.0873)

(0.0689)

hk

1.1980^*

0.6230^***

0.6120^***

0.7030^***

0.4960^***

0.6620^***

0.5750^***

0.6740^***

0.4420^***

(0.7080)

(0.1230)

(0.1170)

(0.1150)

(0.0963)

(0.0944)

(0.108)

(0.1360)

(0.1290)

area

0.0751

0.1860^***

−0.0153

0.4410^***

0.2560^***

0.2810^***

0.2620^***

0.2990^***

0.4390^***

(0.0700)

(0.0542)

(0.0773)

(0.0556)

(0.0479)

(0.0458)

(0.0567)

(0.0654)

(0.0599)

cons

3.4380^***

4.1980^***

4.9800^***

5.0140^***

4.4940^***

5.0010^***

5.3290^***

5.4980^***

5.1780^***

(0.8580)

(0.1970)

(0.2880)

(0.3010)

(0.2350)

(0.2510)

(0.2860)

(0.3620)

(0.3020)

N

214

367

220

293

500

519

436

346

405

R²

0.373

0.496

0.376

0.511

0.411

0.376

0.406

0.436

0.496

F值

19.04

57.25

18.26

50.53

45.81

45.65

31.78

39.33

49.26