Ambiguity aversion is not universal

Assuming universal ambiguity aversion, an extensive theoretical literature studies how ambiguity can account for market anomalies from the perspective of expected utility-based theories. We provide a systematic experimental assessment of ambiguity attitudes in different likelihood ranges, and in the...

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Bibliographic Details
Main Authors: Kocher, Martin (Author) , Lahno, Amrei Marie (Author) , Trautmann, Stefan T. (Author)
Format: Article (Journal)
Language:English
Published: 2018
In: European economic review
Year: 2017, Volume: 101, Pages: 268-283
ISSN:1873-572X
DOI:10.1016/j.euroecorev.2017.09.016
Online Access:Verlag, Volltext: https://doi.org/10.1016/j.euroecorev.2017.09.016
Verlag, Volltext: http://www.sciencedirect.com/science/article/pii/S001429211730185X
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Author Notes:Martin G. Kocher, Amrei Marie Lahno, Stefan T. Trautmann
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Summary:Assuming universal ambiguity aversion, an extensive theoretical literature studies how ambiguity can account for market anomalies from the perspective of expected utility-based theories. We provide a systematic experimental assessment of ambiguity attitudes in different likelihood ranges, and in the gain domain, the loss domain and with mixed outcomes. We draw on a unified framework to elicit preferences across these domains. We replicate the usual finding of ambiguity aversion for moderate likelihood gains. However, when introducing losses or lower likelihoods, we observe predominantly ambiguity neutrality or seeking, rejecting universal ambiguity aversion.
Item Description:Available online 16 October 2017
Gesehen am 10.05.2019
Physical Description:Online Resource
ISSN:1873-572X
DOI:10.1016/j.euroecorev.2017.09.016