Henry, a perfectly competitive lime grower in Southern California, notices that the market price of limes is greater than his marginal cost. What should Henry do?
A) expand his output to increase profits
B) shut down and incur a loss equal to his total fixed cost
C) advertise his limes to be able to sell more output
D) look for the output level where marginal revenue minus marginal cost is maximized
E) shut down and earn no profit but also incur no loss
A
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Lizzie's budget line is shown in the figure above. If the price of a cookie falls, the budget line
A) shifts rightward and its slope does not change. B) shifts leftward and its slope does not change. C) becomes flatter. D) becomes steeper.
If the demand in a perfectly competitive market decreases, the price will:
A. temporarily increase. B. increase permanently. C. temporarily decrease. D. decrease permanently.
A stairwell in a certain office building is always congested at 12:00 p.m. and 1:00 p.m. The congestion is so bad that people have been complaining to the building's owner. Which of the following methods would be the most efficient way of reducing congestion?
a. Assign each person in the building a time when they are allowed to use the stairwell. b. Encourage people to voluntarily keep off the stairwell during peak times. c. Charge everyone who uses the stairwell when it is congested the same fee. People who value the use of the stairs the most will be the ones who use the stairwell at peak times. d. Hold a lottery to determine who wins the right to use the stairwell at peak times.
A decrease in the rate of interest, other things being equal, will cause a:
A. rightward shift of the investment demand curve. B. movement upward along the investment demand curve. C. movement downward along the investment demand curve. D. leftward shift of the investment demand curve.