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Stick Storage manufactures and sells computer flash drives. Last year it sold 2 million flash drives at a price of $10 each. For last year, the firm's


A) accounting profit was $20 million.
B) economic profit was $20 million.
C) total revenue was $20 million.
D) explicit costs was $20 million.

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Table 13-6 Wooden Chair Factory Table 13-6 Wooden Chair Factory   -Refer to Table 13-6. Assume the Wooden Chair Factory currently employs 2 workers. What is the marginal product of labor when the factory adds a 3rd worker? A) 5 chairs per hour B) 10 chairs per hour C) 20 chairs per hour D) 25 chairs per hour -Refer to Table 13-6. Assume the Wooden Chair Factory currently employs 2 workers. What is the marginal product of labor when the factory adds a 3rd worker?


A) 5 chairs per hour
B) 10 chairs per hour
C) 20 chairs per hour
D) 25 chairs per hour

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Suppose that a firm's long-run average total costs of producing custom wooden picnic tables is $300 when it produces 10,000 tables and $325 when it produces 11,000 tables. For this range of output, the firm is experiencing


A) economies of scale.
B) constant returns to scale.
C) diseconomies of scale.
D) specialization.

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Table 13-7 The Flying Elvis Copter Rides Table 13-7 The Flying Elvis Copter Rides   -Refer to Table 13-7. What is the value of Q? A) $16.67 B) $50 C) $136.67 D) $360 -Refer to Table 13-7. What is the value of Q?


A) $16.67
B) $50
C) $136.67
D) $360

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Total cost can be divided into two types of costs:


A) fixed costs and variable costs.
B) fixed costs and marginal costs.
C) variable costs and marginal costs.
D) average costs and marginal costs.

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Table 13-14 Table 13-14   -Refer to Table 13-14. What is the average fixed cost of producing 3 units of output? A) $1.67 B) $3.33 C) $10 D) $20 -Refer to Table 13-14. What is the average fixed cost of producing 3 units of output?


A) $1.67
B) $3.33
C) $10
D) $20

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Since the 1980s, Wal-Mart stores have appeared in almost every community in America. Wal-Mart buys its goods in large quantities and, therefore, at cheaper prices. Wal-Mart also locates its stores where land prices are low, usually outside of the community business district. Many customers shop at Wal-Mart because of low prices. Local retailers, like the neighborhood drug store, often go out of business because they lose customers. This story demonstrates that


A) consumers do not react to changing prices.
B) there are diseconomies of scale in retail sales.
C) there are economies of scale in retail sales.
D) there are diminishing returns to producing and selling retail goods.

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The U-shaped average-total-cost curve reflects the U-shaped average-fixed-cost curve.

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Table 13-7 The Flying Elvis Copter Rides Table 13-7 The Flying Elvis Copter Rides   -Refer to Table 13-7. What is the value of A? A) $25 B) $50 C) $100 D) $200 -Refer to Table 13-7. What is the value of A?


A) $25
B) $50
C) $100
D) $200

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Table 13-16 Listed in the table are the long-run total costs for three different firms. Table 13-16 Listed in the table are the long-run total costs for three different firms.   -Refer to Table 13-16. Which firm is experiencing diseconomies of scale? A) Firm A only B) Firm B only C) Firm C only D) Firm A and Firm B only -Refer to Table 13-16. Which firm is experiencing diseconomies of scale?


A) Firm A only
B) Firm B only
C) Firm C only
D) Firm A and Firm B only

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The shape of the total-cost curve is unrelated to the shape of the production function.

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Table 13-19 Table 13-19   -Refer to Table 13-19. What is the shape of the average-variable-cost curve? -Refer to Table 13-19. What is the shape of the average-variable-cost curve?

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AVC = VC/Q, where VC is graphed on the v...

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Economists include both explicit and implicit costs while accountants include only implicit costs. ​

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If the marginal cost of producing the tenth unit of output is $3, and if the average total cost of producing the tenth unit of output is $2, then at ten units of output, average total cost is rising.

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Constant returns to scale occur when the firm's long-run


A) total costs are constant as output increases.
B) average total costs are constant as output increases.
C) average cost curve is falling as output increases.
D) average cost curve is rising as output increases.

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Consider a small family wheat farm. List some examples of implicit costs of farming.

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the lost earnings of any famil...

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Which of the following statements is not correct?


A) The marginal cost of the fifth unit of output equals the total cost of five units minus the total cost of four units.
B) The total variable cost of seven units equals the average variable cost of seven units times seven.
C) If marginal cost is rising, then average variable cost must be rising.
D) The marginal cost of the fifth unit of output equals the total variable cost of five units minus the total variable cost of four units.

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Suppose that a "doggie day care" firm uses only two inputs: hourly workers (labor) and a building (capital) . In the short run, the firm most likely considers


A) both labor and capital to be fixed.
B) both labor and capital to be variable.
C) labor to be variable and capital to be fixed.
D) capital to be variable and labor to be fixed.

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In some cases, specialization allows larger factories to produce goods at a lower average cost than smaller factories.

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Scenario 13-3 Kachina is a senior majoring in graphic design at Awesome University (AU) . While she has been attending college, Kachina started a computer consulting business to help senior citizens learn how to use their iPads. Kachina charges $25 per hour for her consulting services. She also works 5 hours a week for the Economics Department to maintain that department's Web page. The Economics Department pays Kachina $20 per hour. -Refer to Scenario 13-3. If Kachina can work additional hours at either job, what is the opportunity cost if she spends one hour reading a novel?


A) $20
B) $25
C) $100
D) $125

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