Table 1 shows the total cost schedule for a competitive firm. Price per unit of output is £7. Quantity Total Cost 0 15 1 25 2 30 3 34 4 38 5 45 6 55 7 70 8 100 Calculate average total cost (ATC=TC/Q), marginal cost (MC=∆TC/∆Q) and marginalrevenue (MR=∆TR/∆Q) for each level of output. Plot ATC, MC and MR on a graph and mark the profit-maximising (loss minimising) At what output level is profit maximised (loss minimised)? How much profit/loss is made at the optimum level of output?

Managerial Economics: Applications, Strategies and Tactics (MindTap Course List)
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ISBN:9781305506381
Author:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
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Chapter11: Price And Output Determination: Monopoly And Dominant Firms
Section: Chapter Questions
Problem 3E
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Table 1 shows the total cost schedule for a competitive firm. Price per unit of output is £7.

 

Quantity

Total Cost

0

15

1

25

2

30

3

34

4

38

5

45

6

55

7

70

8

100

  1. Calculate average total cost (ATC=TC/Q), marginal cost (MC=∆TC/∆Q) and marginalrevenue (MR=∆TR/∆Q) for each level of output.
  2. Plot ATC, MC and MR on a graph and mark the profit-maximising (loss minimising) At what output level is profit maximised (loss minimised)?
  3. How much profit/loss is made at the optimum level of output?
  4. Assume that the firm’s minimum average variable cost is £6.5. Should the firm continueoperating in the market in the short run? In the long run?
  5. If the firm is typical of other firms in the market, what price will it charge in the long run? Explain.
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  1. Assume that the firm’s minimum average variable cost is £6.5. Should the firm continueoperating in the market in the short run? In the long run?
  2. If the firm is typical of other firms in the market, what price will it charge in the long run? Explain.
 
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Follow-up Question
  1. Assume that the firm’s minimum average variable cost is £6.5. Should the firm continueoperating in the market in the short run? In the long run?
  2. If the firm is typical of other firms in the market, what price will it charge in the long run? Explain.
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please solve 4 and 5

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