Using data from the International Benchmarking NETwork database, the authors estimate measures of density and scale economies in the water industry in four countries (Brazil, Colombia, Moldova, and Vietnam) that differ substantially in economic development, piped water and sewerage coverage, and...

Subsidies to residential utility customers are popular among policymakers, utility managers, and utility customers alike, but they are nonetheless the subject of much controversy. Utility subsidies are seen as a way to help make utility service affordable for poor households and as an...

Between 2000 and 2005 infrastructure made an important contribution of 1.6 percentage points to Benin's improved per capita growth performance, which was the highest among West African countries during the period. Raising the country's infrastructure endowment to that of the region's...

Poor sanitation and open defecation are thought to be a major cause of diarrhea and intestinal parasite infections among young children. In 1999, India launched the Total Sanitation Campaign with the goal of achieving universal toilet coverage in rural India by 2012. This paper reports on a...

To many, reducing water losses is seen as key to more sustainable water management. The arguments to reduce water losses are compelling, but reducing water losses has turned out to be challenging. This paper applies a panel data analysis with fixed effects to determine the major drivers of...

In public-private partnership transactions in the water sector, one of the alleged concerns is that there is little market competition at the auction stage. This paper casts light on a tradeoff between the competition effect at the auction level and potential economies of scale in service...

The lack of an appropriate regulatory environment is a principal factor behind inadequate water and sanitation services in many parts of Latin America. Many governments recognize the need to improve cost recovery and accountability in services - and increasingly see private sector participation...

The authors show how willingness to pay surveys can be used to gauge household demand for improved network water and sanitation services. They do this by presenting a case-study from Sri Lanka, where they surveyed approximately 1,800 households in 2003. Using multivariate regression, they show...

From 1994 onward, Bolivia undertook a major reform of its infrastructure sectors. The authors examine the impact of the reforms from the perspective of poor households in the adjacent cities of La Paz and El Alto, particularly in terms of access to services. Different policies adopted across the...

The Bolivian government awarded a concession for water and sewer services in La Pazand El Alto in 1997. One goal of doing so was to expand in-house water and sewer service to low-income households. The author uses the Aguas del Illimani case to explore how the design of typical concession...