SOLÍS SOBERÓN, F. On the relevance of who pays the tariff. Estudios Económicos de El Colegio de México, [S. l.], v. 6, n. 1, p. 111–123, 1991. DOI: 10.24201/ee.v6i1.317. Disponível em: https://estudioseconomicos.colmex.mx/index.php/economicos/article/view/317. Acesso em: 29 mar. 2024.