inefficiencies, such as under- and overtreatment or market break-down. We study in a large experiment with 936 participants the …

as the main cause and design a parsimonious experiment with exogenous prices that allows classifying experts as either …

' reviews on social media platforms in search for trustworthy sellers. We present a natural field experiment that examines the …

framework. We test the model's predictions in a laboratory experiment. Both in theory and in the experiment diagnostic … net effect on welfare. In the experiment, the net effect of insurance coverage on efficiency turns out to be positive. We …

field experiment in the market for computer repairs. We find that revealing a second opinion from another expert to the …

behavior by sellers. This paper presents the results of a natural field experiment on taxi rides in Athens, Greece, set up to …

outcomes, thus ignoring possible repercussions. We present a field experiment in which we consider a phenomenon that we call …

broken, and guilt is exacerbated by higher interaction prices. An experiment qualitatively confirms our predictions: (1) most …

There is now an extensive literature on "gift exchange" showing that when principals and agents can trade "gifts … field experiment that compares the principal-first and agent-first orderings to each other and a gift-less control …. Consistent with the previous experimental literature, I find that principal-first, gifts do increase agent performance. Unlike …