Network losses and returns are importantissues for water resource management, that are addressed in thispaper by modeling the structure of production for municipal waterutilities with two outputs: water sold to final customers andwater network losses. We propose a measure of economies of scopeto...

We analyze the contract-based relationship between a local community and a private operator in charge of a water utility. An important feature of the regulation model is the existence of water network losses that may reduce the operator's cost. We derive solutions to the optimal contract both...