This paper studies the effects of school attributes on test scores in the city of Bogotá. The paper shows, first, that both teacher-pupil ratios and teacher education are positively correlated with higher test scores, and, next, that these associations are circumscribed to private schools. In...

Entre los estudiosos de la educación hay un fenómeno interesante llamado "peer- efects" o efecto de pares, el cual indica que el rendimiento escolar se encuentra asociado con el rendimiento de otros en el aula (sus pares). Esta interacción social ayuda a mejorar los resultados esperados de la...

Dieciocho gobernadores de los departamentos donde las loterías no funcionan o dan pérdidas han propuesto que en el país se apueste a una lotería única, idea que no es nueva. El lector, experto en análisis de economía aplicada, nos explica en este punto de vista una curiosa paradoja por la...

This article presents an approach to the institutions and regulations derived from the UNFCCC and the Kyoto Protocol. It is analyzed the performance of emission reductions markets during its three years of operations, mainly the instability of prices in European markets and their relationships...

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...

The concept of social capital has gained importance within economic studies only until the present decade. This article analyses the origin and evolution of the concept of social capital, it also establishes its connection with the economic growth of nations basically through two ways: that...

The goal of the article is to highlight the importance of institutions, organizations and social capital within the growth process, either as efficiency or inefficiency promoters. This is particularly valid for underdeveloped countries which are characterized by an inefficient institutional...

This article is a synthesis of the demand theory and it intends to establish the link-unusual among as-between this theory and its applications which make it necessary to emphasize some particular aspects. After a brief review of the basic theoretical elements the author presents some...