When demand increases, in the short run the purely competitive firm:
A. will spend more on advertising.
B. will earn higher profits or experience smaller losses.
C. will experience no change in costs as it steps up production.
D. can alter available inputs and output as well as the size of the plant.
A surplus of a product will arise when price is:
A. above equilibrium, with the result that quantity demanded exceeds quantity supplied.
B. above equilibrium, with the result that quantity supplied exceeds quantity demanded.
C. below equilibrium, with the result that quantity demanded exceeds quantity supplied.
D. below equilibrium, with the result that quantity supplied exceeds quantity demanded.
Earnings from wealth:
A. contribute to income inequality.
B. are the major source of family income.
C. are becoming more equal in the society.
D. are primarily the result of advanced education.