GM and Chrysler both must decide whether to invest in a new process. Games 1 and 2 below show how their profits depend on the decision they might make.

GAME 1		GAME 2
	Chrysler		Chrysler
Invest	Don't Invest	Invest	Don't Invest
GM	Invest	GM = 5 Chrysler= 5	GM=12 Chrysler=4	GM	Invest	GM=12 Chrysler=4	GM =10 Crysler = 10
Don't Invest	GM=4 Chrysler=12	GM = 10Chrysler = 10	Don't Invest	GM = 5Chrysler = 5	GM=4 Chrysler=12

a) (4) What is the Nash equilibrium from each game?

b) (6) Which of the games above (1, 2, both or neither) represents a prisoner's dilemma? Explain.