1. Lee Shau Kee School of Business and Administration, Hong Kong Metropolitan University, Kowloon, Hong Kong
2. School of Hotel and Tourism Management, The Hong Kong Polytechnic University, Kowloon, Hong Kong
3. Hainan University - Arizona State University Joint International Tourism College, Hainan University, Haikou, Hainan, China
4. School of Travel Industry Management, Shidler College of Business, University of Hawaii at Manoa, Honolulu, Hawaii, USA