The purpose of this paper is to assess the comparative efficiency of Brazil's water and sanitation sector. We run a Stochastic Frontier Analysis (SFA) model for a panel of 127 providers covering more than 70 percent of the country's urban population in the period 2003–2010. We use a database...

The objective of this paper is to analyze the efficiency of the water sector in Latin American countries. We try to find factors affecting efficiency rather than identifying which country or individual provider is more or less efficient. We also consider which model would be more fitting for the...