. We propose a controlled online experiment that allows to manipulate belief biases and the communication environment. We …

values in e-commerce platforms and rating web sites. By means of a field experiment that exogenously manipulates prior … ratings when evaluating their stay (i.e., social influence bias). Results show that positive social influence exists, and that … influence bias interpretation. Finally, also repeat customers are affected by prior ratings, although to a lesser extent with …

The formation of social ties is examined in an experimental study of voluntary public good provision. The experiment …