| Article ID: | iaor2000381 |
| Country: | Germany |
| Volume: | 27 |
| Issue: | 3 |
| Start Page Number: | 315 |
| End Page Number: | 330 |
| Publication Date: | Jan 1998 |
| Journal: | International Journal of Game Theory |
| Authors: | Sorin S. |
Given an information structure, a function that measures how the inferences made by the agents spread among the states is defined; it specifies for each event its impact at each state, for each agent. Several properties are established.