He was a postdoctoral scholar in the Department of Economics at the University of Chicago in 2011-2014. He obtained his Master degree in Economics from Zhejiang University in 2005. In 2007, Dr. Yi received his M.Phil. degree in Economics. In 2011, he received his Ph.D. in Economics. Both degrees were completed in the Chinese University of Hong Kong. Dr. Yi’s fields of interest include Economics on Health and Healthcare; Healthcare Big Data Analyses; Labor and Demographic Economics; Economic Development; Economics on Human Capital; and China and East Asian Economy. His recent research papers have appeared in economics, management, and demography journals, such as Economic Journal, International Economic Review, Journal of Labor Economics, Management Science, Review of Economics and Statistics and Demography.