Karystios, Eleftherios2015-01-012025-03-262015https://pyxida.aueb.gr/handle/123456789/6054https://doi.org/10.26219/heal.aueb.8920Thesis - Athens University of Economics and Business. Postgraduate, Department of Economicspdf71p.CompetitionEconomic theoryInnovationsEconomicsTextGkenakos, Xristos