For the Prisoners dilemma

Here, the payoff is like a golf score--lower is better

	Cooperate	Defect
Cooperate	6 months, 6 months	no time, 10 years
Defect	10 years, no time	5 years, 5 years

For Chicken

Here, the higher the payoff, the better.

	Cooperate	Defect
Cooperate	+5, +5	+1, +10
Defect	+10, +1	-20, -20