"Earlier work (Oster, 2005) has argued, based on existing medical literature and analysis of cross country data and vaccination programs, that parents who are carriers of hepatitis B have a higher offspring sex ratio (more boys) than non-carrier parents. Further, since a number of Asian...

"Using Panel Study of Income Dynamics data for 1969 through 2004, we examine movements in men's earnings volatility. Like many previous studies, we find that earnings volatility is substantially countercyclical. As for secular trends, we find that men's earnings volatility increased during the...

"According to CPS data, men 65 to 69 were about six percentage points less likely to be retired in 2004 than in 1992. CPS and Health and Retirement Study (HRS) data indicate a corresponding difference of 3 percentage points between 1998 and 2004. Simulations with a structural retirement model...