[Liu, Shun Jia] Hunan Agr Univ, Sch Business, Changsha, Peoples R China.
[Li, Jianping] Univ Chinese Acad Sci, Sch Econ & Management, Beijing, Peoples R China.
[Xu, Xin Long] Hunan Normal Univ, Coll Tourism, Changsha, Peoples R China.
[Xu, Xin Long] Jishou Univ, Business Sch, Jishou, Peoples R China.
[Xu, Xin Long] Chinese Acad Sci, Inst Sci & Dev, Beijing, Peoples R China.