The present study aimed to estimate global, regional and country-level costs and benefits of drinking-water supply and sanitation interventions to meet the MDG target in 2015, and to attain universal coverage. This report updates previous economic analyses conducted by the World Health Organization, using new WSS coverage rates, costs of services, income levels and health indicators.
HUTTON, G. (2012): Global costs and benefits of drinking-water supply and sanitation interventions to reach the MDG target and universal coverage. (= WHO/HSE/WSH , 1 / 12 ). Geneva: World Health Organization URL [Accessed: 01.11.2012]