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Journal of Political Economy Vol. 122 No. 5 2014

Implementing the “Wisdom of the Crowd”

Ilan Kremer1,2; Yishay Mansour3; Motty Perry2

1 Hebrew University of Jerusalem · 2 University of Warwick · 3 Tel Aviv University

Abstract

We study a novel mechanism design model in which agents each arrive sequentially and choose one action from a set of actions with unknown rewards. The information revealed by the principal affects the incentives of the agents to explore and generate new information. We characterize the optimal disclosure policy of a planner whose goal is to maximize social welfare. One interpretation of our result is the implementation of what is known as the “wisdom of the crowd.” This topic has become increasingly relevant with the rapid spread of the Internet over the past decade.

DOI
10.1086/676597
Volume
122
Issue
5
Pages
988-1012
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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