[1] Zhejiang Univ Finance & Econ, Sch Finance, 18 Xueyuan St, Hangzhou 310018, Zhejiang, Peoples R China
[2] Reykjavik Univ, Sch Social Sci, Dept Business Adm, Menntavegur 1, 102, IS-101 Reykjavik, Iceland
[3] Poznan Univ Econ & Business, Inst Informat & Quantitat Econ, Dept Econometr, al Niepodleglosci 10, PL-61875 Poznan, Poland
[4] Montpellier Business Sch, 2300 Ave Moulins, F-34185 Montpellier 4, France
[5] Poznan Univ Econ & Business, Inst Finance, Dept Investment & Financial Markets, al Niepodleglosci 10, PL-61875 Poznan, Poland
[6] Tomas Bata Univ Zlin, Zlin, Czech Republic