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Multiagent Systems

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Prof. Dr. Jürgen Dix · Department of Informatics, TUC <strong>Multiagent</strong> <strong>Systems</strong>, WS 06/07 200/731<br />

3. Decision Making (1) 2. Non-coop Games<br />

Definition 3.13 (Expected Utility for player i)<br />

The expected utility for player i of the mixed<br />

strategy profile (s 1 , . . . , s n ) is defined as<br />

µ expected (s 1 , . . . , s n ) = ∑ n∏<br />

µ i (ϱ(a)) s j (a j ).<br />

a∈A<br />

j=1<br />

What is the optimal strategy (maximising the<br />

expected payoff) for an agent in an 2-agent<br />

setting?

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