Pattanayak, Subhrendu K. <br/><br/>
The use of willingness to pay experiments :  estimating demand for piped water connections in Sri Lanka / 
Subhrendu K. Pattanayak, Caroline  van den Berg, Jui-Chen Yang & George Van Houtven 
 - Washington, D.C :  The World Bank (WB) ,  2006 
 - 47p. :  ill. ;  25 cm. 
 - Policy Research Working Paper  No. 3818 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic development<br/>Household surveys<br/>Sanitation services<br/>Water
<br/><br/><label>Gov. Doc. Class. No.: </label>UN WB PRWP-3818