About the Authors

Songfa Zhong

Affiliations Department of Economics, National University of Singapore, Singapore, Singapore, Department of Economics, Hong Kong University of Science and Technology, Kowloon, Hong Kong

Salomon Israel

Affiliation Scheinfeld Center of Human Genetics for Social Sciences, Hebrew University, Jerusalem, Israel

Idan Shalev

Affiliation Scheinfeld Center of Human Genetics for Social Sciences, Hebrew University, Jerusalem, Israel

Hong Xue

Affiliation Applied Genomics Center, Hong Kong University of Science and Technology, Kowloon, Hong Kong

Richard P. Ebstein

chew.soohong@gmail.com (SHC); rpebstein@gmail.com (RPE)

Affiliations Scheinfeld Center of Human Genetics for Social Sciences, Hebrew University, Jerusalem, Israel, Department of Psychology, National University of Singapore, Singapore, Singapore

Soo Hong Chew

chew.soohong@gmail.com (SHC); rpebstein@gmail.com (RPE)

Affiliations Department of Economics, National University of Singapore, Singapore, Singapore, Department of Economics, Hong Kong University of Science and Technology, Kowloon, Hong Kong, Department of Finance, National University of Singapore, Singapore, Singapore, Center for Experimental Business Research, Hong Kong University of Science and Technology, Kowloon, Hong Kong

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SZ HX RPE SHHC. Performed the experiments: SZ IS HX RPE SHHC. Analyzed the data: SZ SI IS RPE SHHC. Wrote the paper: SZ SI RPE SHHC.