The use of willingness to pay experiments estimating demand for piped water connections in Sri Lanka
| अन्य लेखक: | |
|---|---|
| स्वरूप: | पुस्तक |
| भाषा: | English |
| प्रकाशित: |
Washington, D.C.
World Bank
2006.
|
| श्रृंखला: | Policy research working paper
no.3818 |
| विषय: |