Behavior of the aspiration learner in the repeated PD game.

<p>(A) Payoff matrix. The payoff values for the row player are shown. (B) Concept of satisficing in the aspiration-based reinforcement learning model. The payoff values shown on the horizontal axis are those for the focal player. (C) Relationship between the aspiration level, <i>A</i>, and the approximate (un)conditional strategy, given the payoff matrix shown in (A).</p>