Maternity leaves can affect mothers' and infants' welfare if they first affect the amount of time working women stay at home post birth. We provide new evidence of the labor supply effects of these leaves from an analysis of the introduction and expansion of job-protected maternity leave in...

We revisit the US evidence of the association of height with socioeconomic status. We document non linear height profiles that are different for males and females. For males the profile is a spline function with a single node at mean height. Below mean height there is a sharply positive slope...