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The following figure shows the long-run average cost curve of a firm. Figure 6-1 The following figure shows the long-run average cost curve of a firm. Figure 6-1    -Refer to Figure 6-1.What is the quantity that the firm will produce if it is operating at minimum efficient scale? A) 0E B) 0A C) 0C D) 0D E) 0B -Refer to Figure 6-1.What is the quantity that the firm will produce if it is operating at minimum efficient scale?


A) 0E
B) 0A
C) 0C
D) 0D
E) 0B

F) C) and E)
G) A) and C)

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Amanda invests $500,000 in a new business venture.Which of the following correctly identifies the relevant opportunity cost that she faces?


A) The potential profits from the business
B) The discounted present value of future profits from the business
C) The rate of interest that could have been earned on $500,000
D) The probability of losing the initial investment of $500,000
E) The rate of return on $500,000 invested in the business

F) C) and E)
G) B) and C)

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The following figure shows the long-run average cost curve of a firm. Figure 6-1 The following figure shows the long-run average cost curve of a firm. Figure 6-1    -Refer to Figure 6-1.The production function of the firm displays decreasing returns to scale at all levels of output between _____. A) 0A to 0E B) 0C to 0D C) 0D to 0E D) 0A to 0B E) 0B to 0D -Refer to Figure 6-1.The production function of the firm displays decreasing returns to scale at all levels of output between _____.


A) 0A to 0E
B) 0C to 0D
C) 0D to 0E
D) 0A to 0B
E) 0B to 0D

F) A) and B)
G) B) and D)

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A firm produces 100 units of output at an average variable cost of $5 and incurs a total fixed cost of $700.Which of the following is true?


A) The firm's average total cost is $12.
B) The firm's total variable cost is $1,200.
C) The firm's marginal cost is constant and equal to $5.
D) The firm's average fixed cost is $5.
E) The firm's total cost is $500.

F) C) and D)
G) A) and C)

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"All fixed costs are sunk costs and all sunk costs are fixed costs." Examine the validity of this statement.

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The statement is not fully correct as al...

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Dana,who is a trained yoga instructor,spends 4 hours on Monday baking and packing 10 boxes of cookies.She sells the cookies for $10 a box.Given that she can also teach yoga for $80 an hour,what is her opportunity cost of baking cookies?


A) $320
B) $100
C) $220
D) $420
E) $800

F) C) and D)
G) D) and E)

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Which of the following is true of the long run?


A) The average fixed cost is higher in the long run than in the short run.
B) All inputs costs are variable in the long run.
C) The firm produces at a higher cost in the long run than in the short run.
D) All inputs to production are kept fixed in the long run.
E) Total costs are greater than variable costs in the long run.

F) All of the above
G) D) and E)

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A firm will continue to operate in the long run only if:


A) it earns a rate of return that is higher than the normal rate of return.
B) it earns a nonnegative economic profit.
C) it makes a positive accounting profit.
D) average cost exceeds price.
E) the average variable cost exceeds price.

F) All of the above
G) B) and C)

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A firm produces 100 units of good A at a total cost of $1,500 and separately 200 units of good B at a cost of $2,000.By combining the production of A and B,it is possible to produce the same quantities of A and B respectively at a combined total cost of $2,800.Compute the economies of scope experienced by this firm.

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Economies of scope are measure...

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Which of the following is true of a firm's fixed costs?


A) A firm should shut down if it cannot cover its fixed costs.
B) Fixed costs are incurred regardless of the firm's level of output.
C) Fixed costs are the same as a firm's total costs.
D) Fixed costs are reduced to zero if the firm produces no output.
E) Accounting profit equals economic profit when fixed costs fall to zero.

F) C) and E)
G) B) and D)

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A firm that produces and sells toys has a factory located in New Town built on a 50,000 square feet plot of land.The following table gives information about the costs of production and output of the firm. Table 6-1 A firm that produces and sells toys has a factory located in New Town built on a 50,000 square feet plot of land.The following table gives information about the costs of production and output of the firm. Table 6-1    -Refer to Table 6-1.What is the average fixed cost of producing a toy? A) $38 B) $20 C) $40 D) $51 E) $30 -Refer to Table 6-1.What is the average fixed cost of producing a toy?


A) $38
B) $20
C) $40
D) $51
E) $30

F) A) and B)
G) All of the above

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Explain how each of the following events will affect the average and marginal cost curves of a firm: i)An increase in labor costs ii)An increase in lease payments for a facility iii)A decrease in the cost of utilities (electricity,water heat) iv)Stricter environmental regulation requiring installation of scrubbers on smokestacks

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i)Labor costs are variable costs.Average...

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A lawyer is contemplating quitting her current job with a major corporation (where she earns an annual salary of $110,000)to open her own law firm.She estimates that the total cost of operating the office will be approximately $118,000 per year.The potential revenue is estimated as $200,000 per year.Compute her accounting cost,accounting profit,economic cost,and economic profit.

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Total accounting cost is $118,000.Total ...

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