Published on in Vol 20, No 8 (2018): August
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/9364, first published
.
1 School of Economics and Management, Beijing Jiaotong University, Beijing, China
2 Saunders College of Business, Rochester Institute of Technology, Rochester, NY, United States
*these authors contributed equally