Recent migrants to the United States have displayed lower earnings levels and a slower rate of earnings convergence with natives than previous immigrants. Borjas has argued that this reflects negative selectivity of immigrants; others, including Card, Chiquiar and Hanson, and Duleep and Regets,...

This study uses the China Healthy Longevity Survey of Oldest-Old to investigate the health status of the oldest-old in China. We found that the different measures of health collected in the survey were only moderately related. That is, there is not a single construct called "health". We found...