Una de las dificultades que enfrentan las autoridades regulatorias en el diseño de políticas eficientes para la protección y preservación de recursos comunes (v.gr., calidad del aire, calidad del agua, cuerpos de agua, pesquerías) es que gran parte de la información relevante para el...

This paper tests Bester's (1985, 1987) prediction about the separating role ofcontracts that involve both interest rates and collateral in credit markets. To test thisprediction we use data from natural credit markets and controlled experiments. Using asample of credits to small and medium size...

Illegal armed agents try to replace the state both in the monopoly of violence and in the protection of civilian population. We pretend to show that this objective is achieved if armed agents build alliances with groups from the civilian population. How to build this type of alliances? We...