Farolfi, Stefano; Mabugu, Ramos E.; Ntshingila, S.N. - In: Agrekon 46 (2007) 1
The paper reports on the use of the contingent valuation method to study the determinants of Swazi households' willingness to pay (WTP) for an improvement in their water quantity and quality. A sample of 374 households was surveyed and a Tobit model was applied to explain household preferences...