1. Institute of International Management (IMBA), National Cheng Kung University, Tainan, No. 1, University Road, Tainan City 701, Taiwan
2. Graduate School, Dusit Thani College, No. 1 Srinagarindra 49 Alley, Nong Bon, Prawet, Bangkok 10250, Thailand
3. Johannes Kepler Universität Linz, Altenberger Straße 69, 4040 Linz, Austria, Southern Taiwan University of Science and Technology, No. 1, Nan-Tai Street, Yungkang District Tainan City 710, Taiwan