This paper investigates how people respond to the distorted incentives of One-Child Policy by examining its impact on twin births in China. The analysis using population census data shows that the One-Child Policy accounts for more than one-third of the increase in twin births since the 1970s....

This study examines the ethnic identity of authors in over 2.5 million scientific papers written by US-based authors from 1985 to 2008, a period in which the frequency of English and European names among authors fell relative to the frequency of names from China and other developing countries....

People may have imperfect information about their health status and thus make suboptimal decisions in insurance participation. Using national representative samples of the elderly in US and China, we find that people with lower socio-economic status and poorer health are relatively less likely...