Gómez Sánchez, Andrés Mauricio, and José Gabriel Astaiza Gómez. “Business Cycle and Risk Premium in the Colombian Stock Market”. Ecos de Economía 17, no. 37 (November 29, 2013): 109–124. Accessed April 20, 2024. https://publicaciones.eafit.edu.co/index.php/ecos-economia/article/view/2300.