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Excel file labor gives data on 750 females on their labor force participation along with other

variables. The variables are defined as follows:
Variable Variable Description
Inlf =1 if in labor force
educ years of schooling
age woman's age in yrs
feinc family income,
huseduc husband's years of schooling
kidslt6 # kids < 6 years
(a) Estimate an LPM for the labor force participation of women
(b) Estimate the labor force participation using logit.
(c) Repeat (b) using the probit model.
(d) Compare the performance of the three models and decide which is a better model.
(e) Calculate the marginal impact of educ, huseduc on the probability of labor force
participation for the three models.

1 Answer

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Final answer:

To estimate the labor force participation of women, we can use the LPM, logit, or probit models. These models take into account various factors such as education, age, family income, and husband's education to estimate the probability of labor force participation. To compare the performance of the models, metrics such as R-squared and likelihood ratio test can be used. The marginal impact of education and husband's education can be calculated by examining the coefficients in each model.

Step-by-step explanation:

(a) To estimate an LPM (Linear Probability Model) for the labor force participation of women, we can use a linear regression model where the dependent variable is the labor force participation (inlf) and the independent variables are the other variables provided (educ, age, feinc, huseduc, kidslt6). By fitting the regression model to the data, we can estimate the coefficients that represent the effect of each independent variable on the labor force participation. This model assumes that the relationship between the independent variables and the labor force participation is linear.

(b) To estimate the labor force participation using logit, we use a logistic regression model where the dependent variable is the labor force participation (inlf) and the independent variables are the same as in the LPM model. The logistic regression model takes into account the non-linearity in the relationship between the independent variables and the labor force participation by using the logit function.

(c) Similar to the logit model, the probit model is another type of regression model used to estimate the labor force participation. It also accounts for the non-linearity in the relationship between the independent variables and the labor force participation by using the probit function.

(d) To compare the performance of the three models, we can use various metrics such as R-squared, AIC, BIC, and the likelihood ratio test. These metrics indicate how well the models fit the data and can help us determine which model is a better fit for the labor force participation data.

(e) To calculate the marginal impact of educ and huseduc on the probability of labor force participation for the three models, we can look at the estimated coefficients for these variables in each model. The coefficients represent the change in the logarithm of the odds of labor force participation for a one-unit change in the corresponding independent variable. By exponentiating these coefficients, we can interpret them as the multiplicative effect on the odds ratio of labor force participation.

User Rob Bradford
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