The following table shows marginal costs for a perfectly competitive firm:   Output 100 200 300 400    500 Marginal cost $5 $10 $20 $40   $70   Use this information to draw the firm's marginal cost Suppose the shut-down price is $10. Draw the firm's short-run supply Suppose there are 100 identical firms with the same marginal cost curve. Draw the short-run industry supply

Exploring Economics
8th Edition
ISBN:9781544336329
Author:Robert L. Sexton
Publisher:Robert L. Sexton
Chapter12: Firms In Perfectly Competitive Markets
Section: Chapter Questions
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  1. The following table shows marginal costs for a perfectly competitive firm:

 

Output

100

200

300

400    500

Marginal cost

$5

$10

$20

$40   $70

 

  1. Use this information to draw the firm's marginal cost
  2. Suppose the shut-down price is $10. Draw the firm's short-run supply
  3. Suppose there are 100 identical firms with the same marginal cost curve. Draw the short-run industry supply

 

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