Zero-sum games and particularly their solutions are commonly misunderstood by critics of [[game theory]], usually with respect to the independence and [[Rational choice theory|rationality]] of the players, as well as to the interpretation of utility functions. Furthermore, the word "game" does not imply the model is valid only for recreational [[game]]s.<ref name="Binmore2007">{{cite book|author=Ken Binmore|title=Playing for real: a text on game theory|url=https://books.google.com/?id=eY0YhSk9ujsC|year=2007|publisher=Oxford University Press US|isbn=978-0-19-530057-4|authorlink=Ken Binmore}}, chapters 1 & 7</ref> | Zero-sum games and particularly their solutions are commonly misunderstood by critics of [[game theory]], usually with respect to the independence and [[Rational choice theory|rationality]] of the players, as well as to the interpretation of utility functions. Furthermore, the word "game" does not imply the model is valid only for recreational [[game]]s.<ref name="Binmore2007">{{cite book|author=Ken Binmore|title=Playing for real: a text on game theory|url=https://books.google.com/?id=eY0YhSk9ujsC|year=2007|publisher=Oxford University Press US|isbn=978-0-19-530057-4|authorlink=Ken Binmore}}, chapters 1 & 7</ref> |