[1] Zhejiang Wanli Univ, Sch Logist & E Commerce, Ningbo, Peoples R China
[2] Beijing Normal Univ, Smart Learning Inst, Beijing, Peoples R China
[3] Lisbon Univ Inst, ISCTE Business Sch, Lisbon, Portugal
[4] Lisbon Univ Inst, Business Res Unit, Lisbon, Portugal