Imitation

I have worked on justifying different types of imitative behavior. "Why Imitate?" (published) is the first paper that shows that a particular form of imitation can efficienty aggregate information. "Which one?" and "Imitate Best vs" show what to do when more than one are observed.

Publications on Imitation:

Imitation and Social Learning (joint with Carlos Allos Ferrer), chapter in Handbook of Rational and Social Choice , P. Anand, P. Pattanaik and C. Puppe (eds.), Oxford University Press (2007, forthcoming).

Which One Should I Imitate? Journal of Mathematical Economics 31(4) (1999), 493–522.

Why Imitate, and if so, How? A Boundedly Rational Approach to Multi-Armed Bandits, Journal of Economic Theory 78(1) (1998), 130–156.

Working papers on Imitation

Imitation and Minimax Regret, Mimeo, 2004.

On the Evolution of Imitative Behavior (joint with Jonas Björnerstedt), Discussion Paper No. B–378, Sonderforschungsbereich 303, University of Bonn, 1996.

Imitate Best ’vs ‘Imitate Best Average’, University of Bonn, 1996.