## U.S. Women's Labor-Force Participation

### Description

The `Mroz`

data frame has 753 rows and 8 columns.
The observations, from the Panel Study of Income Dynamics (PSID),
are married women.

### Usage

Mroz

### Format

This data frame contains the following columns:

- lfp
labor-force participation; a factor with levels:
`no`

;
`yes`

.

- k5
number of children 5 years old or younger.

- k618
number of children 6 to 18 years old.

- age
in years.

- wc
wife's college attendance; a factor with levels:
`no`

;
`yes`

.

- hc
husband's college attendance; a factor with levels:
`no`

;
`yes`

.

- lwg
log expected wage rate; for women in the labor force, the actual
wage rate; for women not in the labor force, an imputed value based on the
regression of `lwg`

on the other variables.

- inc
family income exclusive of wife's income.

### Source

Mroz, T. A. (1987)
The sensitivity of an empirical model of married women's hours of work to
economic and statistical assumptions.
*Econometrica* **55**, 765–799.

### References

Fox, J. (2008)
*Applied Regression Analysis and Generalized Linear Models*,
Second Edition. Sage.

Fox, J. (2000)
*Multiple and Generalized Nonparametric Regression.* Sage.

Fox, J. and Weisberg, S. (2011)
*An R Companion to Applied Regression*, Second Edition, Sage.

Long. J. S. (1997)
*Regression Models for Categorical and Limited Dependent Variables.*
Sage.