Nunes, Carmina S., Research Unit on Governance, Competitiveness and Public Policies (GOVCOPP), University of Aveiro, ESTGA – UA, R. Cmte. Pinho e Freitas 28, 3750-127 Águeda, University of Coimbra - Faculty of Economy, Av Dias da Silva 165, 3004-512 Coimbra., Portugal