We explore how risk-taking in the card game contract bridge, and in a financial gamble, correlate with variation in the dopamine receptor D4 gene (DRD4) among serious tournament bridge players. In bridge risk-taking, we find significant interactions between genetic predisposition and skill....

This chapter surveys the rapidly growing literature in which risk preferences are measured and manipulated in laboratory and field experiments. The most commonly used measurement instruments are: an investment task for allocations between a safe and risky asset, a choice menu task for eliciting...