Essentials of Economics
4th Edition
ISBN: 9781464186653
Author: Paul Krugman, Robin Wells
Publisher: Worth Publishers
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Chapter P3, Problem 1.3BC
To determine
Impact on cost when robots are hired for temporary period.
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A watch manufacturer finds that at 1,000 units of output, its marginal costs are below average total costs. If it produces an additional watch, will its average total costs rise, fall, or stay the same?
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Showing your analytical work clearly in a step by step manner is a must. Otherwise points will be deducted. You can use Excel or any other graphing tool.
A startup software company has indicated its cost, c(x), and revenue, f(x), as given below, such that x is the number of lines of programing code (units in 1000 lines).
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Find the marginal cost analytically, and draw its graph
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Write the profit function and draw its graph
Is the profit function concave up or concave down?
Answer all questions neatly please
Chapter P3 Solutions
Essentials of Economics
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- People often believe that large firms in an industry have cost advantages over small firms in the same industry. For example, they might think a big oil company has a cost advantage over a small oil company. For this to be true, what condition must exist? Explain your answer.arrow_forwardWhen output increases from 10 to 11, total cost increases from $60 to $65. Fill in the blank. Round to the nearest integer if necessary. The marginal cost of increasing output from 10 to 11 is $ ??arrow_forwardThe cost to produce x units is given by C ( x ) = 0.03x2 + 8.8x + 1600 + 6.8 square root of x. Find the marginal cost.arrow_forward
- ABC company's total cost when it produces 20 units is $100. ABC's total cost is $120 when it produces 22 units. What is ABC's marginal cost of producing the 22nd unit?arrow_forwardConsider the table below that describes the costs associated with producing a good (Q). Q Total Variable Cost Total Cost 0 0 30 1 30 60 2 50 80 3 65 95 4 77 107 5 87 117 6 100 130 7 120 150 8 160 190 9 220 250 10 300 330 What is the value of the marginal cost of producing the second unit? Enter your answer as a number below. Do not include a "$" sign.arrow_forwardHow will the marginal and average cost curves of the typical pure competitor shift or change as a result of the following events: (a) an increase in wages of all labor; (b) an increase in the rental payments on office machinery; (c) a technological advance; (d) an increase in property taxes; and (f) a decline in the price of a basic raw material?arrow_forward
- Should a firm shut down if its weekly revenue is $1,000, its variable cost is $500, and its fixed cost is$800, of which $600 is avoidable if it shuts down? Explain.arrow_forwardIf a company's marginal revenue is greater than its marginal cost, then the company shouldarrow_forwardIn Figure 2-a, the average variable cost curve is curve Group of answer choices A D C Barrow_forward
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