Multiple choice exams are frequently used as an efficient and objective instrument to evaluate knowledge. Nevertheless, they are more vulnerable to answer-copying than tests based on open questions. Several statistical tests (known as indices) have been proposed to detect cheating but to the...

Usando la teoría de los contratos óptimos en presencia de información asimétrica, este artículo racionaliza los mecanismos de compensación ex post en los sistemas competitivos de aseguramiento en salud, de manera específica en el caso de Sistema General de Seguridad Social en Salud en...

Es natural pensar que el futuro pensionado prefiere que su ahorro sea invertido eficientemente; es decir, sin tomar riesgos que no generen retornos adicionales; sin embargo, no es claro que las AFP estén incentivadas para invertir en portafolios eficientes. En el caso colombiano, elementoscomo...

El ahorro pensional colombiano depende en gran medida de las decisiones de inversión tomadas por las administradoras de los fondos de pensiones (AFP) obligatorias. Para un futuro pensionado es de natural interés analizar la eficiencia financiera de estos portafolios. En el presente trabajo se...

This is a critical review of the empirical literature on the relationship between violence and economic growth in Colombia, an interesting case study for social scientists studying violence, conflict, crime, and development. We argue that despite the rapid development of this literature and the...

This is a critical review of the empirical literature on the relationship between violence and economic growth in Colombia, an interesting case study for social scientists studying violence, conflict, crime, and development. We argue that despite the rapid development of this literature and the...

There has been so much debate on the increasing use of formal methods in Economics. Although there are some studies tackling these issues, those use either a little amount of papers, a small amount of scholars or a short period of time. We try to overcome these challenges constructing a database...

We introduce new risk groups to a standard capitation formula and evaluate risk selection incentives of insurers. The study uses a unique data set of almost 24 million affiliates to Government’s mandatory health insurance system. This data set is very rich in the sense of reporting all claims...

This paper evaluates the impact of Resolution CREG 051 on the performance of the electricity markets in Colombia. We found out that productive efficiency has improved since the introduction of the Resolution, that is, the total costs of producing electricity have been reduced. This shows a...