An important concern of experimenters is that instructorsʹ nonverbal cues might change subject behavior. We let a professional actor try to produce this bias on purpose, finding only weak evidence for an "instructor demand effect", and only for female subjects.

We report results from an experiment that explores the empirical validity of correlated equilibrium, an important generalization of the Nash equilibrium concept. Specifically, we seek to understand the conditions under which subjects playing the game of Chicken will condition their behavior on...

Public good contribution in experiments may at least partially be driven by the social demand to contribute that is implicit in them. We consider a questionnaire measure and build a behavioural measure of sensitivity to social pressure based on paired dictator and money burning games; we find...