1. MICE Statistics and Information Center, Department of Convention Management, College of Hotel and Tourism Management, Kyung Hee University, 1 Hoegi-dong, Dongdaemun-gu, Seoul 130-701, Korea
2. Department of Sport Management, Kyung Hee Cyber University, Seoul, Korea
3. Department of Convention and Hotel Management, College of Economics and Business Administration, Hannam University, 70 Hannam-ro, Daedeok-gu, Daejeon 306-791, Korea
4. National Laboratory for Tourism and eCommerce, Department of Tourism Recreation and Sport Management, University of Florida, Gainesville, FL, USA
5. MICE Statistics and Information Center, College of Hotel and Tourism Management, Kyung Hee University, Seoul, Korea