| Article ID: | iaor19891022 |
| Country: | France |
| Volume: | 23 |
| Issue: | 3 |
| Start Page Number: | 237 |
| End Page Number: | 267 |
| Publication Date: | Oct 1989 |
| Journal: | RAIRO Operations Research |
| Authors: | Jaffray Jean-Yves |
Regular uncertainty denotes any situation where data concerning the events are consistent with a set of probability measures, characterizable by its lower envelope, which is a convex capacity. A criterion of choice under regular uncertainty is then justified axiomatically and consists in a generalization of the expected utility criterion.