Consider two firms, A and B, which both produce product X. Total production costs consist of fixed costs and costs that vary directly with output, Q. Total costs for firm A are described by the equation TCA = 40 + 4Q, and for firm B they are described by the equation TCB = 80 + 20. From this information we can deduce that: A firm A can always produce units of output at a lower average total cost than firm B because it has lower fixed costs B marginal cost must fall as Q rises for both firms because fixed costs are spread over a higher volume of output C marginal cost rises as output rises for both firms because total costs rise as Q rises D marginal cost remains constant for both firms as Q rises I do not want to answer this question. F marginal cost is lower for firm A than for firm B

ENGR.ECONOMIC ANALYSIS
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Chapter1: Making Economics Decisions
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MCQ 22
Consider two firms, A and B, which both produce product X. Total production costs consist of fixed costs and costs that vary directly with output, Q. Total costs for firm A
are described by the equation TCA = 40 + 4Q, and for firm B they are described by the equation TCB = 80 + 20. From this information we can deduce that:
A firm A can always produce units of output at a lower average total cost than firm B because it has lower fixed costs
В
marginal cost must fall as Q rises for both firms because fixed costs are spread over a higher volume of output
C
marginal cost rises as output rises for both firms because total costs rise as Q rises
D
marginal cost remains constant for both firms as Q rises
E
I do not want to answer this question.
F
marginal cost is lower for firm A than for firm B
Transcribed Image Text:MCQ 22 Consider two firms, A and B, which both produce product X. Total production costs consist of fixed costs and costs that vary directly with output, Q. Total costs for firm A are described by the equation TCA = 40 + 4Q, and for firm B they are described by the equation TCB = 80 + 20. From this information we can deduce that: A firm A can always produce units of output at a lower average total cost than firm B because it has lower fixed costs В marginal cost must fall as Q rises for both firms because fixed costs are spread over a higher volume of output C marginal cost rises as output rises for both firms because total costs rise as Q rises D marginal cost remains constant for both firms as Q rises E I do not want to answer this question. F marginal cost is lower for firm A than for firm B
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