This study analyzes the structure of the water industry in Peru. It investigates economies of scale and cost inefficiencies in 43 water providers during the years from 1996 to 2005. Different water sources in different geographical regions directly affect the production technology of the sector,...

Este estudio analiza los determinantes de la productividad total de los factores de los bancos españoles desde el año 2000 hasta el período poscrisis. En particular, analizamos los cambios en la productividad derivados del proceso de reestructuración que ha experimentado el sector bancario...

This paper explores the inconsistency of common scale estimators when output is proxied by deflated sales, based on a common output deflator across firms. The problems arise when firms operate in an imperfectly competitive environment and prices differ between firms. In particular, we show that...

Published by Asociación de Economistas Agrarios de Chile

Large estimates of the benefits of microeconomic reform have been put forward in official studies. By contrast, Quiggin (1997) concludes that benefits of microeconomic reforms have been modest. A key area of disagreement relates to the claim that increased competition leads to increases in...

This paper investigates the relation between agglomeration of economic activity and the pattern of specialization of countries. We develop a model encompassing a Ricardian comparative advantage, increasing returns to scale, product differentiation, monopolistic competition, trade costs, and...