Nauges, Celine <br/><br/>
How "natural" are natural monopolies in the water supply and sewerage sector?: case studies from developing and transition economies 
by Celine Nauges and Caroline van den Berg 
 - Washington, D.C.  World Bank  2007 
 - 38p. 
 - Policy research working paper; 4137 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewerage sector<br/>Water supply