A slide presentation “Diseno Regulatorio en Materia de Proteccion de la Competencia (Subastas)“ presented by David Harbord for the SIC’s conference Perspectivas del Derecho a la Competencia en Colombia: XX Anos del Decreto 2153 de 1992, in Cartagena Colombia, 2 August 2012. An English version is available in the Articles and Publications section of the website.