ERAZO-GUIJARRO, Fausto D.; GIBAJA-ROMERO, Damián E. Repeated interactions and the decrease of the informal sector. Kairos: Journal of Economy, Law and Administrative Sciences, [S. l.], v. 4, n. 7, p. 73–93, 2021. DOI: 10.37135/kai.03.07.04. Disponível em: https://kairos.unach.edu.ec/index.php/kairos/article/view/178.. Acesso em: 7 nov. 2026.