ARTEAGA GARCÍA, J. C.; CÁRDENAS RODRÍGUEZ, O. J.; FLORES CURIEL, D. Privatization: Do prices rise or fall? Mixed duopoly with vertical differentiation. Estudios Económicos de El Colegio de México, [S. l.], v. 19, n. 2, p. 141–157, 2004. DOI: 10.24201/ee.v19i2.175. Disponível em: https://estudioseconomicos.colmex.mx/index.php/economicos/article/view/175. Acesso em: 19 apr. 2024.