[1] Univ Beira Interior, Dept Management & Econ, Covilha, Portugal
[2] Univ Beira Interior, NECE Res Unit Business Sci, Covilha, Portugal
[3] Loughborough Univ, Ctr Corp Entrepreneurship & Innovat, Loughborough, Leics, England
[4] Xian Jiaotong Liverpool Univ, Int Business Sch Suzhou, 111 Renai Rd, Xian 215123, Shaanxi, Peoples R China
[5] Univ Adelaide, Adelaide Business Sch, Adelaide, SA, Australia