Microeconomics unit 2 quizzes – Flashcards
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Any cost that remains the same when a firm changes its output is called a:
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Fixed Cost
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Explicit plus implicit costs, including a normal profit would equal:
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Economic Costs.
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Suppose that a business incurred implicit costs of $200,000 and explicit costs of $1 million in a specific year. If the firm sold 4,000 units of its output at $300 per unit, its accounting profits were:
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$200,000 and its economic profits were zero.
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Suppose that a business incurred implicit costs of $500,000 and explicit costs of $5 million in a specific year. If the firm sold 100,000 units of its output at $50 per unit, its accounting:
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profits were zero and its economic losses were $500,000.
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The long run is characterized by:
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zero fixed resources.
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The profits that an entrepreneur earns when economic profits are zero is called:
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normal profit.
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The short run is characterized by:
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at least one fixed resource.
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Which of the following is true?
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Accounting Profits are greater than Economic Profits.
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output / total cost 0 $24 1 33 2 41 3 48 4 54 5 61 6 69 Refer to the above data. The total variable cost of producing 5 units is:
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$37
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number or workers units of output 0 0 1 40 2 90 3 126 4 150 5 165 6 180 Refer to the above data. Average product is at a maximum when:
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two workers are hired
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number or workers units of output 0 0 1 40 2 90 3 126 4 150 5 165 6 180 Refer to the above data. Diminishing marginal returns become evident with the addition of the:
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third worker
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number or workers units of output 0 0 1 40 2 90 3 126 4 150 5 165 6 180 Refer to the above data. The marginal product of the third worker is:
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36 units of output.
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Agriculture is an example of what type of industry
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Pure Competition
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A purely competitive firm:
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can only earn a normal profit in the long-run.
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If the long-run supply curve is sloping downward, this means it is a(n):
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decreasing-cost industry.
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The demand curve for a purely competitive firm is:
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perfectly elastic.
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The part of the MC curve above the AVC (or shut-down point) represents:
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the short-run supply curve, under pure competition.
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The Railroad is able to offer their service for a low rate because they serve a very, very large number of customers. This is an example of
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economies of scale.
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An unregulated pure monopolist will maximize profits by producing that output at which:
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MR = MC.
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when marginal product lies above average product, average product is rising.
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when marginal product lies above average product, average product is rising.
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Output Total Cost 0 $50 1 100 2 140 3 175 4 200 refer to the chart below. The average total cost of producing 4 units of output is:
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50
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Barriers to entering an industry:
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are the basis for monopoly.
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Comparing a pure monopoly and a purely competitive firm with identical costs, we would find that the pure monopolist:
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produces a lower output at a higher price than the pure competitor.
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If a monopolist engages in price discrimination, it will:
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charge customers different prices for products, unrelated to cost differences.
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If a regulatory commission forces a natural monopoly to charge a price equal to its average total cost:
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the monopolist will realize a normal profit, economic profits will be zero.
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Producing where P = ATC, causes a monopolist to:
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earn zero economic profits or a normal profi
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Pure monopolists may obtain economic profits in the long run because:
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of barriers to entry.
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The pure monopolist's demand curve is:
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the same as the industry demand curve.
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Which of the following is a characteristic of pure monopoly that allows the firm to earn economic profits in the long-run?
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barriers to entry
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Which of the following is characteristic of a pure monopolist's demand curve?
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It is the same as the industry demand curve.
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Which of the following is correct?
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A purely competitive firm is a "price taker," while a monopolist is a "price maker."
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If the four-firm concentration ratio for industry X is 70
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the industry is oligopoly.
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The economic inefficiencies (wastes) of monopolistic competition may be offset by the fact that:
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consumers have a number of variations of the product and more products from which to choose.
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The kinked-demand curve of an oligopolist is based on the assumption that:
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competitors will follow a price cut but ignore a price increase.
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The restaurant, legal assistance, and clothing industries are each illustrations of:
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monopolistic competition.
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Which of the following is a characteristic of monopolistic competition?
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relatively large numbers of sellers relatively easy entry to the industry
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Which of the following is the best example of oligopoly?
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automobile manufacturing