GALLEGOS, A. Optimal trade and environmental policies in a polluted small open economy. Estudios Económicos de El Colegio de México, [S. l.], v. 21, n. 2, p. 203–231, 2006. DOI: 10.24201/ee.v21i2.153. Disponível em: https://estudioseconomicos.colmex.mx/index.php/economicos/article/view/153. Acesso em: 23 apr. 2024.