[1] INSEEC Business Sch, Room B-314,27 Ave Claude Vellefaux, F-75010 Paris, France
[2] Univ Manchester, Alliance Manchester Business Sch, Sackville St Bldg, Manchester M13 9PL, Lancs, England
[3] Abo Akad Univ, Sch Business & Econ, Fanriksgatan 3B, SF-20500 Turku, Finland