We investigate the relationship between changes in socioeconomic factors and the emerging coexistence of under and overweight among adults in China during 1991-2000. Our key questions are: (1) whether any socioeconomic factor explains both increasing overweight (Body Mass Index (BMI)less than or...

China has been experiencing a rapid increase in the prevalence of overweight/obesity after 1990, and China now has the largest number of overweight people in the world. The increasing overweight/obesity will cause a substantial increase in diet-related chronic diseases and economic and social...