Based on weekly data of the Dow Jones Country Titans, the CBT-municipal bond, spot and futures prices of commodities for the period 1992-2005, we analyze the implications for portfolio management of accounting for conditional heteroskedasticity and structural breaks in long-term volatility. In...

Este trabajo evalúa la eficiencia del sistema tributario chileno. Se comienza mostrando que el sistema óptimo consta de un impuesto que grava los pagos al capital una vez descontado el ahorro neto del período que va a las empresas, y de un impuesto al trabajo una vez excluidos los gastos en...

Several empirical studies suggest that the systematic behavior of lending standards, with laxer (tighter) standards applied during expansions (recessions) are responsible for reverting trends in aggregate productivity. We build a dynamic screening model with informational asymmetries in credit...

We present a static general equilibrium model of an economy with agents with heterogeneous wealth and endogenous credit constraints created by partial loan recovery rates. Higher loan recovery rates and better bankruptcy protection increase output and credit penetration, while the former raises...

Computable General Equilibrium (CGE) models are a powerful economic tool for multidimensional/multi-sectoral analysis. They improve traditional input-output analysis generating quantities and prices endogenously and reflecting market incentives. They complement partial equilibrium analysis with...

This paper analyzes the optimal tax policy within an endoge-nous growth model with productive government spending. We consider a one-factor (human capital) one-good economy, with the latter serving both as a final and an intermediate good. The government levies taxes in order to finance the...

This paper studies quarterly employment flows of approximately 10,000 large U.S. manufacturing establishments. We use establishments' hours-week to construct measures of the deviation between desired and actual employment and then we use these as the state variables upon which units decide their...

La globalización implica para todos los países, especialmente los latinoamericanos, grandes oportunidades; pero al mismo tiempo, los desafíos no son menores. Efectivamente, existen costos de ajuste en la incorporación de un país a la economía mundial, pero, los beneficios superan...

Este trabajo estudia los fundamentos de la regulación por empresa eficiente y las fórmulas que se usan para fijar los precios de sanitarias, distribuidoras eléctricas y empresas dominantes de teléfonos. Mostramos que implica tarificar a costo medio de largo plazo, lo óptimo cuando la...