question
If the firm can vary all factors of production, it is operating
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in the long run
question
Suppose that one worker can produce 15 cookies, two workers can produce 35 cookies together, and three workers can produce 63 cookies together. What is the marginal product of the 3rd worker?
answer
28
question
Suppose that one worker can produce 15 cookies, two workers can produce 35 cookies together, and three workers can produce 63 cookies together. What is the average product of the three workers?
answer
21
question
A positive, but decreasing, value for the marginal product would indicate that
answer
total output is increasing at a decreasing rate
question
When total product is decreasing,
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marginal product must be negative.
question
If we add successive laborers to work a given amount of land on a wheat farm, eventually
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the increases in wheat harvested will get smaller and smaller.
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Suppose that when the level of output for the firm increases from 100 to 110 units, its variable costs increase from $500 to $750. What is the firm's marginal cost?
answer
$25
question
Which one of the following is FALSE?
answer
MC = TC divided by Q
question
Assume it takes 10 units of labor to produce 4 units of output. When the price of labor is $6 per unit (of labor) and fixed costs equal $65, what is the total cost of those 4 units of output? (Assume that labor cost is the only variable cost)
answer
$125
question
When output is 100 units, the firm's total fixed cost is $1,000. What will this firm's total fixed cost be if output doubles to 200 units?
answer
$1,000
question
As a firm decreases the level of output that it produces, short-run average fixed cost
answer
rises
question
When Super Stuff Corporation produces 5,000 units, total costs equal $150,000 and total variable costs equal $70,000. At this level of output, what is Super Stuff's average fixed cost?
answer
$16
question
Suppose a firm doubles its output in the long run. At the same time the unit cost of production remains unchanged. We can conclude that the firm is
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facing constant returns to scale
question
If a firm's demand curve is perfectly elastic, then at the profit maximizing level of output
answer
P = MR = MC.
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If a firm is producing where MR < MC,
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the revenue gained by producing one more unit of output is less than the cost incurred by doing so.
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A firm in a perfectly competitive industry is producing 55 units, its profit-maximizing quantity. Industry price is $2, total fixed costs are $25, and total variable costs are $40. The firm's economic profit is
answer
$45
question
Wheat is produced in a perfectly competitive market. Market demand for wheat decreases. This will cause the individual wheat farmer's marginal revenue to ________ and their profit maximizing level of output to ________.
answer
decrease; decrease
question
Strawberries, a normal good, are produced in a perfectly competitive market. Average consumer incomes increase. This will cause the individual strawberry farmer's marginal revenue to ________ and their profit maximizing level of output to ________.
answer
increase; increase
question
A perfectly competitive firm's supply curve is its
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marginal cost curve above its minimum average variable cost.
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When a perfectly competitive firm finds that its market price is below its minimum average variable cost, it will sell
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nothing at all; the firm shuts down.
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A monopoly is an industry with
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a single firm in which the entry of new firms is blocked.
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Ben's Peanut Shoppe suffers a short-run loss. Ben will not choose to shut down if
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his Shoppe's total revenue exceeds his variable cost.
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If a typical firm in a perfectly competitive industry is incurring losses, then
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some firms will exit in the long run, causing market supply to decrease and market price to rise increasing profits for the remaining firms.
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Although patents are a ________, they also provide ________.
answer
barrier to entry; an incentive for invention and innovation
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In the long run, a firm in a perfectly competitive industry will supply output only if its total revenue covers its
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explicit costs plus its implicit costs.
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One of the requirements for a monopoly is that
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there is a product with no close substitutes.
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Which of the following describes a barrier to entry?
answer
anything that protects a firm from the arrival of new competitors
question
Mylan Pharmaceuticals holds a patent on the EpiPen - designed to inject epinephrine into shock victims. In 2016, Mylan received criticism for charging $600 for this life-saving drug. The market for EpiPens is considered ________ which means that the price of an Epipen ________ its marginal cost.
answer
a monopoly; is greater than
question
Mylan Pharmaceuticals holds a patent on the EpiPen - designed to inject epinephrine into shock victims. In 2016, Mylan received criticism for charging $600 for this life-saving drug. Mylan's patent is a ________ Mylan to charge a price ________.
answer
legal barrier to entry and allows; greater than marginal cost
question
Which one of the following about a monopoly is false?
answer
A monopoly must have some kind of government privilege or government-imposed barrier to maintain its monopoly.