Whittington, Dale; Jeuland, Marc; Barker, Kate; Yuen, Yvonne - In: World Development 40 (2012) 8, pp. 1546-1568
The paper challenges the conventional wisdom that water and sanitation improvements and other preventive health interventions are always a wise economic investment. Costs and benefits are presented for six water, sanitation, and health programs—handwashing, sanitation, point-of-use filtration...