1. Faculty of Business Administration, University of Macau, Taipa, Macau, People’s Republic of China
2. School of Tourism Management, Sun Yat-Sen University, Guangzhou, People’s Republic of China
3. Collaborative Innovation Center of eTourism, Tourism College, Beijing Union University, Beijing, People’s Republic of China
4. Faculty of International Tourism and Management, City University of Macau, Taipa, Macau, People’s Republic of China