How far is the US social insurance system from an efficient system? We answer this question within a model where agents receive idiosyncratic, labor-productivity shocks that are privately observed. When social security and income taxation comprise the social insurance system, the maximum...

We analyze the insurance provided by the U.S. social security and income tax system within a model in which agents receive idiosyncratic, wage rate shocks that are privately observed. We consider two reforms: a piecemeal reform that optimally chooses the social security benefit function and a...

En este documento se reportan los resultados de una encuesta por medio de la cual se interrogó a los empresarios colombianos acerca de la forma como fijan los precios de sus principales productos. El diseño del formulario sigue de cerca las propuestas de Blinder (1991, 1994, 1998) y de la red...

There is now an impetus to apply dynamic stochastic general equilibrium models to forecasting. But thesemodels typically rely on purpose-built data, for example on tradable and nontradable sector outputs.How then do we know that the model will forecast well, in advance? We develop an early...