About the Authors

Yongli Li

Contributed equally to this work with: Yongli Li, Paolo Pin, Chong Wu

Affiliation School of Business Administration, Northeastern University, Shenyang 110819, P.R.China

Paolo Pin

Contributed equally to this work with: Yongli Li, Paolo Pin, Chong Wu

paolo.pin@unisi.it

Affiliation Dipartimento di Economia Politica e Statistica, Università degli Studi di Siena, 53100 Siena, Italy

Chong Wu

Contributed equally to this work with: Yongli Li, Paolo Pin, Chong Wu

Affiliation School of Management, Harbin Institute of Technology, Harbin 150001, P.R.China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: YL PP CW. Wrote the paper: YL PP CW. Conceived and designed the model and the simulations: YL PP CW. Performed the simulations: YL PP CW.