Sex role, cooperation and competition in a two-person, non-zero sum game

In an earlier paper (1) the author presented the results of a study in which cooperative behavior in a two-person, nonzero sum game was predicted on the basis of political attitudes. It is the purpose of the present article to report the negative findings of a second experiment designed to test the effects of sex role upon performance in the very same game. The experimental situation was a game played by two players, each of whom could make one of two choices, red or black. With two choices for each player there are four possible outcomes, each having a different pay-off value as shown in Figure 1. If the rows in the diagram represent the first player's strategy choices and the columns represent those of the second player,