7 . Assuming that oligopolists do not have the opportunity to collude, once they have reached the Nash equilibrium, what actions will they take next? a It is generally in their best interest to raise the price of the product. b. It is generally in their best interest to supply less to the market. C. It is generally in their best interest to leave their quantities supplied unchanged. d. It is generally in their best interest to lower the price of the product. 8. Self-interest usually results in what kind of outcome for the players in a prisoners' dilemma game? a. optimal outcome for both b. less than optimal outcome for both C. dominant outcome d. cooperative outcome