Andersson, Henrik; Svensson, Mikael - Transportekonomi, Väg- och Transportforskninginstitut (VTI) - 2007
This study investigates whether or not the scale bias found in contingent valuation (CVM) studies on mortality risk reductions is a result of cognitive constraints among respondents. Scale bias refers to insensitivity and non near-proportionality of the respondents' willingness to pay (WTP) to...