What does it mean to say that money is divisible?
a. there is a limited supply of money available.
b. money is easy to carry from place to place.
c. larger denominations of coins and bills can be exchanged for smaller denominations.
d. money is accepted as a way to make a payment anywhere in the us.

In which of the following games is it clearly the case that the cooperative outcome of the game is good for the two players and bad for society? a. two oil companies own adjacent oil fields over a common pool of oil, and each company decides whether to drill one well or two wells. b. two airlines dominate air travel between city a and city b, and each airline decides whether to charge a "high" airfare or a "low" airfare on flights between those two cities. c. two superpowers decide whether to build new weapons or to disarm. d. in all of the above cases, the cooperative outcome of the game is good for the two players and bad for society