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 …

towards specific tasks. We show that subjective performance pay based on evaluation by a biased supervisor has the same …, where a trade-off between expertise and bias may arise. …

. We present data from three different treatments. For all three we find escalation bias both by managers and by co …-employees. Managers exhibit a positive bias towards those employees they have hired or a negative one towards those they have explicitly …