TY - GEN AU - Ehrhardt, David AU - Groom, Eric. AU - Halpern, Jonathan. AU - O'Connor, Seini TI - Economic regulation of urban water and sanitation services: : some practical lessons T2 - Water Supply and Sanitation Sector Board discussion paper series no.9 PY - 2007/// CY - Washington, DC PB - World Bank KW - Municipal water supply KW - Government policy KW - Case studies KW - Water utilities KW - Water supply N1 - Includes bibliographical references; Introduction -- Approach to regulatory design -- Improving regulatory design ER -