We study competition in two sided markets with common network externality rather than with the standard inter-group e¤ects. This type of externality occurs when both groups bene…t, possibly with di¤erent intensities, from an increase in the size of one group and from a decrease in the size of...

ABSTRACT: This paper uses a two-sided market model of hospital competition to study the implications of different remunerations schemes on the physicians'side. The two-sided market approach is characterized by the concept of common network externality (CNE)introduced by Bardey et al. (2010)....

Se analizan diferentes alternativas para la financiación de la educación superior,teniendo en cuenta que la presencia de fallas de mercado -tanto por el lado de lademanda como por el de la oferta- hace de éste un sector muy particular. Las primerasse relacionan con las decisiones privadas en...

Abstract: We study the effect of UI benefits in a typical developing country where the informal sector is sizeable and persistent. In a partial equilibrium environment, ruling out the macroeconomic consequences of UI benefits, we characterize the stationary equilibrium of an economy where...

En este artículo se estudia la posibilidad de introducir seguros de desempleo en Colombia..En una primera parte, se propone una revisión de literatura de los seguros de desempleo en la cual se exponen las ventajas generadas por una cobertura contra este riesgo, así como sus inconvenientes. En...

Un análisis a propósito de dos estudios sobre el impacto del TLC en los precios de los medicamentos en Colombia.

El objetivo de este artículo es doble: en una primera parte, se dan las principales intuiciones de la teoría de control óptimo. En la segunda parte se expondrán las grandes familias de problemas de control óptimo, así como las teorías correspondientes. Las aplicaciones a problemas...

Classical analysis of health insurance markets often focuses on adverse selection, which creates a direct externality between the enrollees of the same health plan: under an imperfect risk adjustment, the higher the risks of my co-enrollees, the higher my cost of insurance. This has lead to the...

ABSTRACT: We analyze whether the introduction of unemployment insurance (UI hereafter)benefits in developing countries would reduce the effort made by unemployed to secure a new job in the formal sector. We show that one shot UI benefits unambiguously increase the effort to secure a new job in...

Abstract:We develop a model where a free genetic test reveals whether the individual tested has a low or high probability of developing a disease. A costly prevention effort allows high-risk agents to decrease the probability of developing the disease. Agents are not obliged to take the test,...