LIBRARY, J. E. Front Matter. Journal of Economics Library, [S. l.], v. 6, n. 4, p. i-iv, 2020. DOI: 10.1453/jel.v6i4.2009. Disponível em: https://journals.econsciences.com/index.php/JEL/article/view/2009. Acesso em: 22 nov. 2024.