[Yue, Liu] Hunan Inst Technol, Sch Econ & Management, Dept Int Econ & Trade, Hengyang 421001, Peoples R China.
[Failler, Pierre] Univ Portsmouth, Portsmouth Business Sch, Econ & Finance Grp, Portsmouth PO1 3DE, Hants, England.
[Peng, Jiaying] Hunan Agr Univ, Sch Econ, Changsha 410128, Peoples R China.
[Zheng, Yuhang] Guangdong Univ Finance & Econ, Sch Finance, Guangzhou 510320, Peoples R China.
[Zheng, Yuhang] Guangdong Univ Finance & Econ, Collaborat Innovat Dev Ctr Pearl River Delta Sci, Guangzhou 510320, Peoples R China.