Goldblatt, M. 1999. Assessing the Effective Demand for Improved Water Supplies in Informal
Settlements: a Willingness to Pay Survey in Vlakfontein and Finetown, Johannesburg.
Geoforum, 30: 27-41.
Greene, W.H. 2003. Econometric Analysis. Upper Saddle River, NJ: Pearson Education, Inc.
Griffin, R. and Mjelde, J. 2000. Valuing Water Supply Reliability. American Journal of
Agricultural Economics, 82, 414-26.
Hanemann, W.M. 1994. Valuing the Environment through Contingent Valuation. The Journal
of Economic Perspectives, 8(4), 19-43.
Johnson, N.L. and Baltodano, M.E. 2004. The Economics of Community Watershed
Management: Some Evidence from Nicaragua. Ecological Economics, 49(1), 57-71.
Katuwal, H. and Bohara, A. 2007. Coping with Unreliable Water Supplies and Willingness to
Pay for Improved Water Supplies in Kathmandu, Nepal. Second Annual Himalayan
Policy Research Conference, Nepal Study Center.
Koss, P. and Sami Khawaja, M. 2001. The Value of Water Supply Reliability in California: A
Contingent Valuation Study. Water Policy, 3, 165-74.
Mitchell, R. and Carson, R. 1989. Using Surveys to Value Public Goods: The Contingent
Valuation Method. The Johns Hopkins University Press for Resources for the Future.
Washington, D.C.
Montes de Oca, G., Bateman, I., Tinch, R. and Moffatt, G. 2003. Assessing the Willingness to
Pay for Maintained and Improved Water Supplies in Mexico City. Available at:
http://www.uea.ac.uk/env/cserge/pub/wp/ecm/ecm 2003 11 .htm.