2012 - 2015 Pre-Doctoral Fellow, Freeman Spogli Institute for International Studies, Stanford University

2009－2015 Ph.D., Agricultural and Resource Economics, University of California, Davis

2007－2009 M.S., Economics, Renmin University of China

2003－2007 B.A., Economics, Jilin University

As a health and development economist, Dr. Ma’s research focuses on developing innovative ways to design and evaluate policies that deliver health goods to low income populations as well as the interactions of health and education initiatives in developing countries. Before joining Peking University, Dr. Ma has been leading a team on the early childhood development and education in Rural Education Action Program, Stanford University.  

Wang X, Yi H, Lu L, Zhang L, Ma X, Jin L, Zhang H, Naidoo K, Minto H, Zou H, Rozelle S, Congdon N. Population Prevalence of Need for Spectacles and Spectacle Ownership Among Urban Migrant Children in Eastern China. JAMA Ophthalmology 2015;133(12):1399-1406.

Yi H, Zhang H, Ma X, Zhang L, Wang X, Jin L, Naidoo K, Minto H, Zou H, Lu L, Zhou Rozelle S, Congdon N. Impact of Free Glasses and a Teacher Incentive on Children's Use of Eyeglasses: A Cluster-Randomized Controlled Trial. American Journal of Ophthalmology 2015; Volume 160, Issue 5, Pages 889–896

Ma X, Congdon N, Yi H, Zhou Z, Pang X, Meltzer ME, Shi Y, He M, Liu Y, Rozelle S. Safety of Spectacles for Children's Vision: A Cluster-Randomized Controlled Trial. American Journal of Ophthalmology 2015; Volume 160, Issue 5, Pages 897–904

Yi H, Zhang L, Ma X, Congdon N, Shi Y, Pang X, Zeng J, Wang L, Boswell M, Rozelle S. Poor Vision among China's Rural Primary School Students: Prevalence, Correlates and Consequences. China Economic Review 2015; Volume 33, Pages 247–262

Ma X, Zhou Z, Yi H, Pang X, Shi Y, Chen Q, Meltzer M, Cessie S, He M, Rozelle S, Liu Y, Congdon N. The Effect of Providing Free Glasses on Children’s Educational Outcomes in China: A Cluster Randomized Controlled Trial. BMJ 2014; 349: g5740.