Dulleck, Uwe; Kerschbamer, Rudolf; Sutter, Matthias - Institute for the Study of Labor (IZA) - 2009
inefficiencies, such as under- and overtreatment or market break-down. We study in a large experiment with 936 participants the … determinants for efficiency in credence goods markets. While theory predicts that either liability or verifiability yields … efficiency, we find that liability has a crucial, but verifiability only a minor effect. Allowing sellers to build up reputation …