1. Department of International Business, National Kaohsiung University of Science and Technology, Kaohsiung City 807618, Taiwan
2. Center for Global Operations Research & Development, National Kaohsiung University of Science and Technology, Kaohsiung City 807618, Taiwan
3. Institute of Marine Affairs and Business Management, National Kaohsiung University of Science and Technology, Kaohsiung City 811213, Taiwan
4. Center for Marine Affairs Studies, National Kaohsiung University of Science and Technology, Kaohsiung City 811213, Taiwan