This paper assesses the current Colombian mining tax and royalty regime in terms of efficiency, competitiveness and revenue performance vis-a-vis other relevant mining countries. It then discusses the convenience of introducing a Resource Rent Tax (RRT) to new mining projects (together with a...

By exploiting recent advances in mixed (stochastic parameter) ordered probit estimators and a unique longitudinal dataset from Ghana, this paper examines the distribution of subjective wellbeing across sectors of employment. We find little evidence for the overall inferiority of the small firm...

la economía de los recursos naturales, permite conocer la forma como se extrae sosteniblemente un recurso natural renovable y no renovable. De esta forma, el presente estudio con información financiera y sobre costos totales de producción (estimados mediante un modelo de datos panel con...

By means of a suitable Bayesian game we study spot electricity markets from a structural point of view. We address the problem of individual and aggregate eficciency and we show how to value water from market observables. We compare the former to engineering methods and apply our methodology to...

El transporte público de Bogotá, durante décadas, ha representado uno de los grandes problemas por resolver en la ciudad. Con el fin de mejorar su eficiencia, fue implementado el sistema de transporte masivo TransMilenio (TM); cuyo objetivo principal, consiste en disminuir el tiempo total de...

Using a unique data set from the major Colombian cities collected between 2000-2003 and with information on more than 16,000 households, this paper studies the relationship between the kidnap risk a household faces with its migration decisions. We find evidence that exposure to such risk induces...

Informality is at the center of the economic debate in Colombia, fueled by the high level prevalent in the country and its substantial increase during the 1990s. We study the effect of labor market rigidities, namely the increase in non-wage costs and the minimum wage on the size of the informal...

Most of the conflict theory papers have used a one-shot game set-up. This does not correspond to reality and is certainly incapable of modeling real conflict situations. We propose a dynamic model with N-agents in an infinite time frame which allow us to adequately analyze conflicts. The dynamic...