Nauges,, Céline How "natural" are natural monopolies in the water supply and sewerage sector? : case studies from developing and transition economies / Céline Nauges, Caroline van den Berg

How "natural" are natural monopolies in the water supply and sewerage sector? : case studies from developing and transition economies / Céline Nauges, Caroline van den Berg . - Washington : World Bank, 2007 . - 38 p. 28 cm . - (Policy research, Working paper; 4137)
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