A baseball fan with a Mike Trout baseball card wants to trade it for a Giancarlo Stanton baseballcard, but everyone the fan knows who has a Stanton carddoesn't want a Trout card.

Economists characterize this problem as a failure of the

A.

irrational exuberance doctrine.

B.

market clearing mechanism.

C.

principle of a double coincidence of wants.

D.

theory of comparative advantage.