We assume that the representative consumer's preferences exhibit the properties that
A) they evolve over time and that more is always preferred to less.
B) more is preferred to less and that the consumer prefers diversity.
C) the consumer likes diversity and that more is sometimes preferred to less.
D) more is sometimes preferred to less and that consumption and leisure are both normal goods.
B
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If the utility for two goods "x" and "y" can be measured as U = y, then it can be concluded that
A) "x" and "y" are perfect complements. B) "x" is a "bad". C) the indifference curves on the x,y graph are upward sloping where "x" is measured on the horizontal axis. D) the indifference curves on the x,y graph are horizontal where "x" is measured on the horizontal axis.
If a person can make $70,000 as an accountant, $60,000 as a chef, $20,000 as a mechanic, and nothing as an opera singer, he or she has a comparative advantage in
A) accounting. B) being a chef. C) being a mechanic. D) opera singing.
Consider a market that is in equilibrium. If it experiences both an increase in demand and a decrease in supply, what can be said of the new equilibrium? The equilibrium:
A. price and quantity will both rise. B. quantity will definitely rise, while the equilibrium price cannot be predicted. C. price will definitely rise, while the equilibrium quantity cannot be predicted. D. price and quantity will both fall.
Private costs are:
a. the full resource costs of an economic activity. b. always less than social costs. c. the costs of an economic activity borne by the producer. d. all of these.