Cooperation and competition are both essential elements of economic life. Here we explore how cooperativeness in a prisoner’s dilemma is correlated with competitiveness in a sample of 9-12 year old children in Colombia and Sweden. Using two different measures and four different tasks for...

En los últimos años la tasa de desempleo colombiana ha tenido una tendencia decreciente, sin generar presiones inflacionarias importantes. Una posible explicación a este fenómeno, es que la tasa de desempleo de equilibrio (NAIRU) haya caído, reflejando mejoras en la eficiencia del mercado....

The paper analyzes the effects of land reform on social development –poverty and land distribution- at the local level. Land reform in Colombia, understood as the allocation of public land to peasant, has granted 23 million hectares which comprises around 20% of Colombian territory and about...

Access to more information by a group of voters may represent more knowledge about the political system and incentivize people to make better choices. In this paper I argue that mass media have an impact over voters' knowledge, reflected on one of the main forms of political participation that...

This paper studies the design of health insurance with ex post moral hazard, when there is imperfect competition in the market for the medical product. Various scenarios, such as monopoly pricing, price negotiation or horizontal differentiation are considered. The insurance contract specifies...