Leggett, Christopher G.; Kleckner, Naomi S.; Boyle, Kevin J. - In: Land Economics 79 (2003) 4
This paper presents empirical evidence of mode effects in contingent valuation surveys. We conducted an on-site, split-sample contingent valuation survey of visitors to Fort Sumter National Monument, South Carolina. All respondents were told that the survey was being conducted on behalf of the...