Abstract
Since von Neumann and Morgenstern initiated the field of game theory,1 it has often proved of great value for the quantitative description and understanding of competition and co-operation between individuals. Game theory focusses on two questions: 1. Which is the optimal strategy in a given situation? 2. What is the dynamics of strategy choices in cases of repeatedly interacting individuals? In this connection game dynamical equations2 find a steadily increasing interest. Although they agree with the replicator equations of evolution theory (cf. Sec. II), they cannot be justified in the same way. Therefore, we will be looking for a foundation of the game dynamical equations which is based on individual actions and decisions (cf. Sec. IV).
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References
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For illustrative reasons, a small number of individuals (N = 40) and a broad initial probability distribution have been chosen. In each picture, the box is twice as high as the maximal occuring value of the probability.
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Helbing, D. (1998). Microscopic Foundation of Stochastic Game Dynamical Equations. In: Leinfellner, W., Köhler, E. (eds) Game Theory, Experience, Rationality. Vienna Circle Institute Yearbook [1997], vol 5. Springer, Dordrecht. https://doi.org/10.1007/978-94-017-1654-3_18
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DOI: https://doi.org/10.1007/978-94-017-1654-3_18
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