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Game Theory, Behavioral Finance, and Investing: Part 1 of 5

Watching the market this year has been like observing an exercise in game theory and behavioral finance, and the two fields are closely related.  Game theory is the study of how a rational person makes decisions in uncertain situations.  As the name suggests, game theory was developed with the intent of developing optimal strategies in games in which chance or the decisions of an opponent play a role in your outcome.  Game theory focuses on how rational players can make the best decisions to maximize their satisfaction.  Behavioral finance adds the nuance that, in real life, people do not necessarily have all available information and, even if they do, they often make decisions that are inconsistent with those made by a perfectly-rational and fully-informed decision maker. Continue reading