题目内容

If the percentage change in the quantity supplied of a good is less than the percentage change in price, then supply of the good is

A. a. elastic.
B. b. inelastic.
C. c. normal.
D. d. inferior.

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Suppose the supply curve for a good is vertical. We know that supply is

A. a. price elastic.
B. b. perfectly price inelastic.
C. c. unit price elastic.
D. d. perfectly price elastic.

If the price of one dozen eggs increases from $1.60 to $2.00, quantity demanded will decrease from 600 to 400. The elasticity of demand for eggs (using the mid-point formula) is

A. a. 0.8.
B. b. 1.8.
C. c. 11.26.
D. d. 1.9.

The cross-price elasticity of Toyotas and Nissans is a positive number. This would indicate that Toyotas and Nissans are

A. a. substitutes.
B. b. complements.
C. c. luxuries.
D. d. Necessities.

A shortage will occur if

A. a. a price ceiling is set above the equilibrium price.
B. b. a price ceiling is set below the equilibrium price.
C. c. a price floor is set above the equilibrium price.
D. d. a price floor is set below the equilibrium price.

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