| Article ID: | iaor19931468 |
| Country: | United States |
| Volume: | 17 |
| Issue: | 4 |
| Start Page Number: | 781 |
| End Page Number: | 791 |
| Publication Date: | Nov 1992 |
| Journal: | Mathematics of Operations Research |
| Authors: | Vieille N. |
This paper studies repeated games with vector payoffs. Following Blackwell, it defines weak approachability and its dual property, weak excludability. The paper uses results from differential games with fixed duration to prove that every set is either weakly approachable or weakly excludable.