Risk Taking and Information Aggregation in Groups

Spiros Bougheas, Jeroen Nieboer and Martin Sefton report an experiment examining risk taking and information aggregation in groups in CeDEx Working Paper 2014-09. Group members come to the table with an individual preference for a choice under risk, based on privately received information, and can share this information with fellow group members.  They then make a decision under risk …

How do risk attitudes affect measured confidence?

A Working Paper from the University of Nottingham’s Centre for Decision Research and Experimental Economics (CeDEx) explores how risk attitudes affect measured confidence – paper reference 2014-05. Authors Zahra Murad, Martin Sefton and Chris Starmer examine confidence in own absolute performance using two elicitation procedures: self-reported (non-incentivised) confidence and an incentivised procedure that elicits the certainty equivalent of a bet based on …