Raffo, Leonardo, Diego Gómez-Calderón, and Carolina Ramírez-Andrade. “Monopolistic Competition and Externalities in The Drug Crypto Market”. Sociedad y Economía, no. 44 (September 1, 2021): e10610962. Accessed November 21, 2024. https://sociedadyeconomia.univalle.edu.co/index.php/sociedad_y_economia/article/view/10962.