Resources Are Allocated Efficiently When

Multiple Choice

Resources are allocated efficiently when

A) the exchange value of the resources to demanders equals the opportunity cost of the resources.
B) the marginal benefit to demanders of the resources in the goods they purchase is equal to the marginal cost to suppliers of the resources they use in producing the goods.
C) firms produce the quantity of output at which price is equal to marginal cost.
D) a and b
E) a, b, and c