About the Authors

Qiufeng Gao

Roles Conceptualization, Data curation, Formal analysis, Investigation, Project administration, Writing – original draft

Affiliation Center for Experimental Economics in Education, Shaanxi Normal University, Xi’an, China

Yaojiang Shi

Roles Conceptualization, Investigation, Project administration, Resources

Affiliation Center for Experimental Economics in Education, Shaanxi Normal University, Xi’an, China

Di Mo

Roles Investigation, Project administration, Writing – review & editing

Affiliation Freeman Spogli Institute of International Studies, Stanford University, Stanford, California, United States of America

Jingchun Nie

Roles Investigation, Project administration

Affiliation Center for Experimental Economics in Education, Shaanxi Normal University, Xi’an, China

Meredith Yang

Roles Writing – original draft, Writing – review & editing

Affiliation Freeman Spogli Institute of International Studies, Stanford University, Stanford, California, United States of America

Scott Rozelle

Roles Conceptualization, Investigation, Methodology, Resources, Supervision, Writing – review & editing

Affiliation Freeman Spogli Institute of International Studies, Stanford University, Stanford, California, United States of America

Sean Sylvia

Roles Conceptualization, Investigation, Methodology, Supervision, Writing – review & editing

sean_sylvia@unc.edu

Affiliation Gillings School of Global Public Health, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States of America

Competing Interests

The authors have declared that no competing interests exist.