1. School of Data Science, The Chinese University of Hong Kong, Shenzhen, China;
2. School of Operations Research and Information Engineering, Cornell Tech, New York, New York 10044;
3. Department of Management, University of Toronto Mississauga, Mississauga, Ontario L5L 1C6, Canada;
4. HKUST Industrial Engineering and Decision Analytics, Clear Water Bay, Hong Kong;
5. Department of Management, London School of Economics, London, WC2A 2AE, United Kingdom;
6. Marshall School of Business, University of Southern California, Los Angeles, California 90089