Over the past two decades, hundreds of stated preference studies have been conducted in less-developed countries. This article examines what has been learned on the methodological front from stated preference research, and it summarizes the empirical evidence from stated preference studies about...

Stated preference (SP) researchers have encountered an increasing number of policy problems for which a willingness-to-accept (WTA) compensation question would seem to be the most reasonable approach to structure the respondent's valuation choice task. However, most SP researchers are still...