[1] Univ Santiago Compostela, Fac Business Adm, Dept Business Org & Commercialisat, Avda Alfonso X El Sabio S-N, Lugo 27002, Galicia, Spain
[2] Univ Santiago de Compostela, Fac Econ & Business, Dept Financial Econ & Accounting, Avda. Burgo S-N, Santiago De Compostela 15782, Galicia, Spain
[3] Univ A Coruna, Fac Humanities & Documentat, Business Dept, Campus Esteiro S-N, Ferrol 15403, Galicia, Spain