Age

−0.0983***

−13.42

−0.0603***

−8.10

0.0461

0.57

0.0959*

1.96

Age squared/100

0.1619***

15.53

0.0921***

8.99

−0.0965

−0.87

−0.1787***

−2.90

Tenure years

0.0295***

10.04

0.0353***

11.48

−0.0875**

−2.52

0.0180

0.65

Tenure years squared/100

−0.0485***

−5.69

−0.0651***

−7.33

0.3086**

2.49

−0.0020

−0.02

Schooling years

0.0188***

5.43

0.0188***

6.02

0.0619*

1.64

0.0378

1.51

Learning achievement

0.0551***

2.99

0.0974***

5.04

0.2537

1.55

−0.2908**

−2.06

Health status (bad)

Very good

−0.4178***

−5.91

−0.2505***

−3.42

−1.0563*

−1.85

−0.4448

−0.82

Good

−0.3230***

−4.70

−0.1997***

−2.81

−0.2319

−0.41

−0.3076

−0.59

Normal

−0.2012***

−2.94

−0.1715**

−2.42

−0.6567

−1.13

−0.8355

−1.58

Female

−0.5782***

−19.03

−0.2622***

−10.02

0.0020

0.01

0.1475

1.07

Minority (han)

−0.0965

−1.12

−0.0376

−0.42

−0.7504

−0.91

−0.4477

−0.91

Married

0.0556*

1.73

0.1027***

3.18

0.8314*

2.51

0.6953***

2.59

Training

0.0281

1.60

0.0545***

2.96

−0.3336*

−1.89

−0.2626*

−1.88

Industrials (no-manufacture)

Manufacture

−0.1386***

−7.55

−0.1708***

−8.85

−0.2173

−1.35

−0.1479

−1.09

Region (West + Central regions)

East region

0.2278***

10.60

0.3531***

18.10

0.6384***

3.05

0.1600

1.10

Lambda (employees)

9.4229***

14.99

−3.7639***

−15.15

Lambda (employers)

−18.1061***

−22.76

−0.4268

−0.14

Lambda (own-account)

−2.3523**

−2.26

6.1358

1.14

Constant

12.4516***

13.56

4.3043***

17.19

2.6810

0.86

−3.7273

−0.93

Number of observations

5,389

5,054

110

203

adj R-squared

0.3232

0.2540

0.3323

0.2292