Two groups containing 10 pairs Of Players each playing a finitely repe
ated matching pennies game were varied in terms of the information ava
ilable to any player about past choices and payoffs of its opponent. T
he data reveals that presentation of such information does have a sign
ificant effect on the nature of play. For subjects without information
about opponents' moves, there is evidence in favor of the hypothesis
that past experience with different choices in the past affect current
strategy. For fully informed subjects, on the other hand, choices are
considerably closer to i.i.d. play. Journal of Economic Literature Cl
assification Numbers: C72, C92. (C) 1994 Academic Press, Inc.