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Exam 13: The Costs of Production

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Question 121

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Scenario 13-2 Chelsea wants to start her own Christmas ornament business. She can purchase a suitable factory that costs $100,000. Chelsea currently has $150,000 in the bank earning 3 percent interest per year. -Refer to Scenario 13-2. Suppose Chelsea purchases the factory using $50,000 of her own money and $50,000 borrowed from a bank at an interest rate of 6 percent. What is Chelsea's annual opportunity cost of purchasing the factory?

A) $2,000
B) $3,000
C) $4,500
D) $5,000

E) B) and D)
F) None of the above

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Question 122

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Scenario 13-12 Ariana withdrew $400,000 out of her personal savings account and used it to start her new Internet cafe. The savings account pays 3 percent interest per year. During the first year of her business, Ariana sold 2,000 cups of coffee for $2.50 per cup and 4,000 hours of Internet time, also at $2.50 per hour. During the first year, the business made monetary outlays of $9,000. You may assume that there is no opportunity cost to Ariana's time. -Refer to Scenario 13-12. Ariana's accounting profit for the year was

A) $-394,000.
B) $-6,000.
C) $6,000.
D) $12,000.

E) None of the above
F) A) and B)

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Question 123

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Table 13-18 -Refer to Table 13-18. What is the shape of the average-variable-cost curve?

Figure 13-9 The figure below depicts average total cost functions for a firm that produces automobiles. -Refer to Figure 13-9. The firm experiences economies of scale at which output levels?

Figure 13-9 The figure below depicts average total cost functions for a firm that produces automobiles. -Refer to Figure 13-9. At output levels greater than N, the firm experiences

Figure 13-9 The figure below depicts average total cost functions for a firm that produces automobiles. -Refer to Figure 13-9. Which curve represents the long-run average total cost?

Table 13-4 Charles's Math Tutoring -Refer to Table 13-4. What is the marginal product of the third worker?

Walter used to work as a high school teacher for $40,000 per year but quit in order to start his own painting business. To invest in his painting business, he withdrew $20,000 from his savings, which paid 3 percent interest, and borrowed $30,000 from his uncle, whom he pays 3 percent interest per year. Last year Walter paid $25,000 for supplies and had revenue of $60,000. Walter asked Tyler the accountant and Greg the economist to calculate his painting business's profit.

Scenario 13-7 Julia prepares tax returns and does bookkeeping. Last year her revenues from the tax and bookkeeping business were $150,000, and her expenses for the business were $15,000. When she started her tax and bookkeeping business, Julia gave up her supplemental job doing in-home pet sitting. She used to earn $10,000 per year from pet sitting. Assume that she incurred no costs for her pet sitting business. -Refer to Scenario 13-7. Julia's implicit costs are

The production function depicts a relationship between which two variables? Also, draw a production function that exhibits diminishing marginal product.

Describe the relationship between average total cost and marginal cost.

If the marginal-cost curve is rising, then so is the average-total-cost curve.

An example of an opportunity cost that is also an implicit cost is

The graph of the production function plots total cost versus quantity of output.

Figure 13-1 -Refer to Figure 13-1. Which of the following could explain why the total product curve would shift from TP2 to TP1?

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. Which of the following statements is correct?

Table 13-4 Charles's Math Tutoring -Refer to Table 13-4. Charles's math tutoring company experiences diminishing marginal productivity with the addition of the

The marginal product of an input in the production process is the increase in

Kelly has decided to start his own business giving sailing lessons. To purchase equipment for the business, Kelly withdrew $1,000 from his savings account, which was earning 3% interest, and borrowed an additional $2,000 from the bank at an interest rate of 7%. What is Kelly's annual opportunity cost of the financial capital that has been invested in the business?

The average-fixed-cost curve is constant.