Social information 'nudges' concerning how others perform typically boost individual performances in experiments with one group reference point. However, in many natural settings, sometimes due to policy, there are several such group reference points. We address the complications that such...

This paper examines experimentally two common conjectures in the popular literature on financial markets: that they are swayed by emotion and that they behave like a 'crowd'. We find consistent evidence that deviations of prices from fundamental value depend on the emotion of excitement and on...

We report an experimental test of level-k theory, applied to three simple games with non-neutral frames: Coordination, Discoordination and Hide and Seek. Using the same frame for all three games, we derive hypotheses that apply across the games and are independent of prior assumptions about...