Suppose you camped out in front of an electronics store to be one of the 200 lucky people able to purchase the latest gaming system. You bought the system for $350. Two weeks later you see that the same system can be sold on e-Bay for $600, so you sell your system. Your market role is as:
A.a consumer in both of these markets.
B.a seller in both of these markets.
C.a consumer at the electronics store and as a seller on e-Bay.
D.a consumer at the electronics store; the e-Bay transaction did not occur in a market.
正确答案：a consumer at the electronics store and as a seller on e-Bay.
