Open AccessThe value of water supply and sanitation in development: an assessment.
Author(s) -
D A Okun
Publication year - 1988
Publication title -
carolina digital repository (university of north carolina at chapel hill)
Language(s) - English
DOI - 10.17615/0kva-rv22
Subject(s) - sanitation , water supply , value (mathematics) , business , water resource management , environmental planning , environmental science , natural resource economics , environmental engineering , economics , mathematics , statistics