1. School of Economics, Guangdong University of Technology, 161 Yinglong Road, Guangzhou 510520, China
2. Key Laboratory of Digital Economy and Data Governance, Guangdong University of Technology, Guangzhou 510520, China
3. Jack H. Brown College of Business & Public Administration, California State University San Bernardino, 5500 University Parkway, San Bernardino, CA 92407, USA