The search for the main determinants of economic growth of nations as well as the present lack of an explanatory model for macroeconomic phenomena necessarily lead us to the need of a synthesis or explanatory theory. In this sense, the main theoretical findings base on the basic neoclassical...

In Colombia, in spite of the changes carried out with the reform of 1994, in the sector of drinking water the structural problems persist in many municipalities. They are associated to the quality, efficiency, continuity, coverage, and availability of the resource ; besides, the goals of...

This draft discusses the main instruments to mitigate environmental externalities, considering both the traditional goals of efficiency and equity and restrictions on information and technical and political feasibility. It is analyzed the program "Pico y Placa" in Medellín, a restricting...

En Medellín es urgente insistir en soluciones inteligentes, con más alternativas de transporte masivo. Las actuales, que son lentas como el tranvía, y equivocadas como el metroplús, resultan dañinas para el ambiente.

The form of the Engel curve has long been a subject of discussion in applied econometrics and until now there has no been definitive conclusion about its form. In this paper an additive partially linear model is used to estimate semiparametrically the effect of total expenditure in the context...

el alto crecimiento logrado por la economía colombiana en los últimos años (5,9% en 2011), que la ubica entre las economías con mayor crecimiento del planeta, está sustentado principalmente en la expansión de las actividades mineras, que en su mayoría van en detrimento de los recursos...

The article shows the importance of developing agricultural practices of a preserving nature since such practices have positive effects not only on the degree of agricultural output sustainability but on the income of the producers as well. Land erosion is posed as a real problem to keep up...