1. International Institute of Finance School of Management University of Science and Technology of China Hefei 230000 China
2. College of Civil Engineering and Architecture Zhejiang University Hangzhou 310058 China
3. Alibaba‐Zhejiang University Joint Research Institute of Frontier Technologies Hangzhou 310058 China
4. College of Business City University of Hong Kong Hong Kong China
5. SUSTech Business School Southern University of Science and Technology Shenzhen Guangdong Province 518055 China