1. Department of Tourism, Kyungpook National University, Sangju, Republic of Korea
2. William F. Harrah College of Hospitality, University of Nevada-Las Vegas, Las Vegas, NV, USA
3. White Lodging-J.W. Marriott, Jr. School of Hospitality and Tourism Management, Purdue University, West Lafayette, IN, USA
4. Department of Hospitality and Tourism Management, University of Massachusetts-Amherst, Amherst, MA, USA