Duarte Ojeda JR, Elizalde Sánchez CC, Casparri MT. Evaluation of the economic performance of private pension systems in Latin America (1997-2008). soc.eco [Internet]. 2011 Jul. 15 [cited 2024 Dec. 22];(21):243-66. Available from: https://sociedadyeconomia.univalle.edu.co/index.php/sociedad_y_economia/article/view/4048