[1] Univ Vienna, Fac Business Econom & Stat, Dept Business Decis & Analyt, Int Personnel Management, Vienna, Austria
[2] Univ Vienna, Fac Business Econom & Stat, Dept Business Adm, Managerial Accounting Grp, Vienna, Austria
[3] Univ Durham, Business Sch, Durham, England
[4] Univ Vienna, Fac Business Econom & Stat, Dept Business Decis & Analyt, Int Personnel Management, Oskar-Morgenstern-Pl 1, A-1090 Vienna, Austria