KUBICZEK, A. INFORMAL ECONOMY AS AN EXPRESSION OF THE STATE FAILURE. Ekonomia i Prawo. Economics and Law, [S. l.], v. 6, n. 1, p. 361–370, 2010. DOI: 10.12775/EiP.2010.025. Disponível em: https://apcz.umk.pl/EiP/article/view/EiP.2010.025. Acesso em: 4 may. 2024.