@book{233937, author = {União Europeia, Direcção-Geral dos Assuntos Económicos e Financeiros, Comissão}, title = {Cross-country study}, publisher = {Publications Office of the European Union}, year = {2010}, series = {Occasional papers}, address = {Luxembourg}, url = {http://ec.europa. eu/economy_finance/publications/occasional_paper/2010/pdf/ocp58_en.pdf} }