[1] Nanjing Univ Informat Sci & Technol, Reading Acad, Nanjing, Peoples R China
[2] Henan Univ, Sch Econ, Kaifeng, Peoples R China
[3] Islamia Coll Peshawar, Dept Econ, Peshawar, Pakistan
[4] Univ Hradec Kralove, Fac Informat & Management, Dept Informat & Quantitat Methods, Hradec Kralove 50003, Czech Republic
[5] Guangzhou City Univ Technol, Int Business Sch, Guangzhou 510080, Peoples R China
[6] Wuxi Univ, Coll Int Students, Wuxi 214105, Jiangsu, Peoples R China
[7] Natl Univ Modern Languages, Fac Management Sci, Islamabad, Pakistan
[8] Liaoning Tech Univ, Coll Business Adm, Xingcheng 125105, Liaoning, Peoples R China