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Table 2 BMI coefficients in log hours of work regressions for married respondents: OLS, IV, and FE estimates

From: Marriage markets as explanation for why heavier people work more hours

 

White

White

Black

Black

Hispanic

Hispanic

Married women

 Panel A: OLS estimates

  BMI

0.00610** (2.511)

0.00659*** (2.890)

0.00236 (0.837)

0.00414 (1.491)

−0.00195 (−0.453)

−0.000391 (−0.0956)

 Panel B: IV estimates

  BMI

0.0180* (1.790)

0.0201** (2.100)

0.0123 (1.071)

0.0186* (1.648)

−0.0126 (−1.074)

−0.00733 (−0.619)

  First-stage F-stat

32.13

31.96

17.98

16.87

32.26

29.48

 Panel C: sibling FE estimates

  BMI

0.00746** (2.221)

0.00767** (2.407)

0.00309 (0.484)

0.00240 (0.373)

−0.000475 (−0.0608)

−0.000384 (−0.0497)

  Control for wage

No

Yes

No

Yes

No

Yes

  Observations

5239

5239

1210

1210

1061

1061

Married Men

 Panel D: OLS estimates

  BMI

0.000550 (0.284)

0.000956 (0.490)

0.00286 (0.743)

0.00292 (0.794)

−0.00208 (−0.640)

−0.00162 (−0.507)

 Panel E: IV estimates

  BMI

0.00356 (0.427)

0.00678 (0.778)

0.00462 (0.487)

0.00606 (0.661)

−0.00257 (−0.299)

−0.00278 (−0.324)

  First-stage F-stat

26.8

25.7

21.2

21.2

16.4

16.4

 Panel F: sibling FE estimates

  BMI

−0.00346 (−1.115)

−0.00340 (−1.099)

−0.00248 (−0.402)

−0.00255 (−0.426)

−0.00734 (−0.867)

−0.00728 (−0.865)

  Control for wage

No

Yes

No

Yes

No

Yes

  Observations

4561

4561

1196

1196

1122

1122

  1. Note 1: Control variables include work experience (quadratic), educational categories, dummies for whether the respondent believes in traditional gender roles, whether the respondent has any children, if the youngest child is below six, yearly age dummies, region of residence dummies, and year dummies. We also control for spouse’s age, educational categories, and annual income. Note 2: For OLS and IV regressions, t-stats reported are based on standard errors clustered at the individual level. For the sibling FE model, the t-stats reported are based on standard errors clustered at the family level. *** p < 0.01, ** p < 0.05, and * p < 0.10