This paper analyzes the strategic choice of variety by a monopolist seller of a durable good as a means to mitigate his commitment problem. The monopolist chooses his product variety with a goal of ensuring that a strong reduction in future prices will not be profitable because it allows the...

The problem of specification errors in sample selection models has received considerable attention both theoretically and empirically. However, very few is known about the finite sample behavior of two step estimators. In this paper we investigate by simulations both bias and finite sample...

[ES] Este trabajo evalúa la política tributaria vigente en Chile desde la perspectiva del criterio de Igualdad de Oportunidades. Bajo este criterio es deseable actuar para compensar a las personas por las circunstancias en las que nacen, pero es necesario permitir las diferencias originadas...