Preference aggregation with incomplete information

Chambers, C. P. and Hayashi, T. (2014) Preference aggregation with incomplete information. Econometrica, 82(2), pp. 589-599. (doi: 10.3982/ECTA11612)

Full text not currently available from Enlighten.

Publisher's URL:


We show in an environment of incomplete information that monotonicity and the Pareto property applied only when there is common knowledge of Pareto dominance imply (i) there must exist a common prior over the smallest common knowledge event, and (ii) aggregation must be ex ante and ex post utilitarian with respect to that common prior and individual von Neumann–Morgenstern utility indices.

Item Type:Articles
Glasgow Author(s) Enlighten ID:Hayashi, Professor Takashi
Authors: Chambers, C. P., and Hayashi, T.
College/School:College of Social Sciences > Adam Smith Business School > Economics
Journal Name:Econometrica
Publisher:Econometric Society
ISSN (Online):1468-0262

University Staff: Request a correction | Enlighten Editors: Update this record