The water prices that implement the optimal water policy are derived. These prices contain the supply cost components and two shadow price terms: one reflecting the in situ value of natural water and the other representing the scarcity of recycled water. The former accounts for the scarcity,...

The price regulation conducted by economic regulators is a high-stakes process, with significant and lasting impacts on current and future service quality and the overall performance of the regulated sector. This report tracks the efforts of the economic regulator of the Scottish water sector to...

This paper focus on policy of drinking water demand with application on Tunisian panel data. We estimate a model which explains consummate volume by the five slices of tariff corresponding to the progressive pricing. Long term results show that prices UP1, UP3 and UP5 has no effects on the...