Which of the following is NOT a requirement in selecting a policy instrument?

Which of the following terms identifies something that macroeconomists would study but that microeconomists would NOT?

A) incentives B) resources C) rationality D) aggregates

If a minimum wage law is passed imposing a price floor above the equilibrium price of unskilled labor:

a. the quantity of unskilled labor demanded will exceed the quantity of unskilled labor supplied. b. the quantity of unskilled labor supplied will equal the quantity of unskilled labor demanded. c. the quantity of unskilled labor supplied will exceed the quantity of unskilled labor demanded. d. the demand for unskilled labor will decrease.