question
Demand is said to be inelastic only if
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price elasticity has an absolute value less than 1
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Demand is said to be unit elastic whenever
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price elasticity has an absolute value of 1
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Demand is said to be elastic whenever
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price elasticity has an absolute value greater than 1
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If a price reduction leads to larger total revenue, demand is
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elastic
question
For which of the following is demand most likely to be perfectly inelastic?
a.BMW automobiles
b.Dr. Pepper
c.hot dogs
d.insulin
e.Tylenol
a.BMW automobiles
b.Dr. Pepper
c.hot dogs
d.insulin
e.Tylenol
answer
Insulin
question
Demand is more elastic
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for goods with many substitutes than for goods with only a few
question
Which of the following tends to make demand for a good more elastic?
a.A reduction in the number of substitutes for the good.
b.Consumers have a long time to adjust to a price change.
c.The amount spent on the good is a small proportion of the consumer's budget.
d.The good is broadly defined.
e.The good is a necessity.
a.A reduction in the number of substitutes for the good.
b.Consumers have a long time to adjust to a price change.
c.The amount spent on the good is a small proportion of the consumer's budget.
d.The good is broadly defined.
e.The good is a necessity.
answer
Consumers have a long time to adjust to a price change.
question
For which of the following medical goods or services is the income elasticity of demand likely to be largest?
a.emergency services after a car accident
b.measles shots
c.physical examinations for life insurance applications
d.medical tests to diagnose specific symptoms
e.face-lifts
a.emergency services after a car accident
b.measles shots
c.physical examinations for life insurance applications
d.medical tests to diagnose specific symptoms
e.face-lifts
answer
Facelifts
question
The value of cross-price elasticity of demand between golf balls and golf clubs is
answer
Negative
question
Cross-price elasticity of demand measures
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the relationship between the demand for one good and the price of another
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Marginal utility is the
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additional satisfaction obtained from consuming one more unit of a good
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"I don't feel so good. I shouldn't have had that last donut." Which statement best describes this situation?
answer
The marginal utility of the last doughnut is negative
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If a consumer allocates income between good A and good B, total utility is maximized when
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marginal utility of A/price of A = marginal utility of B/price of B
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Elvis values the first gravy sandwich at $5, the second at $4.50, the third at $4. If he buys three for $4 each, his consumer surplus is
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$1.50
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Consumer surplus is
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the difference between the maximum amount that a consumer is willing to pay for a given amount of a good and the amount that the consumer actually pays
question
Cash payments to a steel mill for steel used in production would be an example of
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Explicit cost
question
A young chef is considering opening his own sushi bar. To do so, he would have to quit his current job, which pays $20,000 a year, and take over a store building that he owns and currently rents to his brother for $6,000 a year. His expenses at the sushi bar would be $50,000 for food and $2,000 for gas and electricity. What are his implicit costs?
answer
$26000
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Accounting profit is equal to
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total revenue minus explicit costs
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Inputs that can be increased or decreased in the short run are called
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variable inputs
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Total costs are calculated as
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fixed costs plus variable costs
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When marginal product is decreasing, marginal cost is
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increasing
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Economies of scale occur where
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long-run average cost falls as one firm expands plant size