We analyze the effect of the timing and spacing of births on the labor supply of married women in a framework that accounts for the endogeneity of the labor market and fertility decisions, for the heterogeneity of the effects of children on labor supply and their correlation with the fertility...

This paper reviews the empirical literature on the gender wage gap, with particular attention given to the identification of the key parameters in human capital wage regression models. This is of great importance in the literature for two main reasons. First, the main explanatory variables in...