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American Economic Review Vol. 104 No. 12 2014

Ambiguity Aversion with Three or More Outcomes

Mark J. Machina

Department of Economics, University of California-San Diego, 9500 Gilman Dr., La Jolla, CA 92093 (e-mail: ).

Abstract

Ambiguous choice problems which involve three or more outcome values can reveal aspects of ambiguity and ambiguity aversion which cannot be displayed in the classic two-outcome Ellsberg urn problems, and hence are not always captured by models designed to accommodate them. These aspects include Allais-type preferences over purely subjective acts, attitudes toward different sources involving different amounts of ambiguity, and attitudes toward ambiguity at different outcome levels. This paper presents a few such examples, and examines the standard models' predictions and performance in such cases.

DOI
10.1257/aer.104.12.3814
Volume
104
Issue
12
Pages
3814-3840
Language
en
Sources
crossref bibtex:phds-export.bib openalex

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