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.

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doi.org/10.1007/s11238-010-9209-4, hdl.handle.net/1765/23693
Theory and Decision: an international journal for multidisciplinary advances in decision sciences
Erasmus School of Economics

Wakker, P. (2011). Jaffray’s ideas on ambiguity. Theory and Decision: an international journal for multidisciplinary advances in decision sciences, 71(1), 11–22. doi:10.1007/s11238-010-9209-4