Which of the following is true of a Nash equilibrium?
A) A game can have only one Nash equilibrium.
B) No player can improve his payoff by changing his strategy once in Nash equilibrium.
C) A Nash equilibrium cannot occur if each player is aware of the strategies of other players.
D) A Nash equilibrium occurs if each player earns a zero payoff irrespective of the strategy he chooses.
Question 2
Which of the following occurs when an economic activity has a spillover benefit on third parties not engaged in the activity?
A) An economic profit
B) A positive externality
C) A gain in producer surplus
D) A gain in consumer surplus
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