1. School of Business Sun Yat‐Sen University Guangzhou 510275 China
2. Guangdong Province Key Laboratory of Computational Science Sun Yat‐Sen University Guangzhou 510275 China
3. Department of Decision Sciences Western Washington University Bellingham Washington 98225 USA
4. Beedie School of Business Simon Fraser University Burnaby British Columbia V5A 1S6 Canada
5. School of Economics and Management Beijing University of Technology Beijing 100124 China