About the Authors

Xiaofei Sophia Pan

xfeipan@gmail.com

Affiliation Interdisciplinary Center for Economic Science, George Mason University, Fairfax, Virginia, United States of America

Daniel Houser

Affiliation Interdisciplinary Center for Economic Science, George Mason University, Fairfax, Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XP DH. Performed the experiments: XP. Analyzed the data: XP DH. Contributed reagents/materials/analysis tools: DH. Wrote the paper: XP DH.