Jaffray’s ideas on ambiguity
January 2011
Article
volume 71, issue 1 pp 11-22.
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This paper discusses Jean-Yves Jaffray’s ideas on ambiguity and the views underlying his ideas. His models, developed 20 years ago, provide the most tractable separation of risk attitudes, ambiguity attitudes, and ambiguity beliefs available in the literature today.
Keywords
Classifications using
Journal of Economic Literature (JEL) Classification System
- D81 : Criteria for Decision-Making under Risk and Uncertainty
- D03 : Behavioral Economics; Underlying Principles
Automatically Extracted Terms
- jaffray
- probability
- belief
- belief functions
- function
- information
- outcome
- model
- ambiguity
- decision
- event
- uncertainty
- utility
- fi rst stage
- absence
- state
- stage
- attitude
- message
- theory
