Each week, the Dutch Postcode Lottery (PCL) randomly selects a postal code, and distributes cash and a new BMWto lottery participants in that code. We study the effects of these shocks on lottery winners and their neighbors.Consistent with the life-cycle hypothesis, the effects on winners’...

We examine factors that may contribute to 'overconfidence' in relative ability on an intelligence test. We test experimentally for evidence of self-esteem concerns and instrumental strategic concerns. Errors in Bayesian updating are rare when the information does not involve own relative...