A friend has just started up her own business. Her firm asks you how much to charge for her product to maximize profits. The demand schedule for it is given by the first two columns in the table below; its total costs are given in the third column. For each level of output, you can calculate total revenue, marginal revenue, average cost, and marginal cost. The profit-maximizing level of output can be found at the point where TR - TC is greatest, or where MR = MC, (or the last quantity where MR is still greater than MC.) What is the profit-maximizing level of output for her product? 40 How much will she earn in profits? 80 Price     Quantity     TC                 TR?           MR?      MC? $25.00        0             $130  $24.00      10             $275 $23.00     20             $435 $22.50     30             $610 $22.00     40             $800 $21.60      50          $1,005 $21.20      60          $1,225

ENGR.ECONOMIC ANALYSIS
14th Edition
ISBN:9780190931919
Author:NEWNAN
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Chapter1: Making Economics Decisions
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A friend has just started up her own business. Her firm asks you how much to charge for her product to maximize profits. The demand schedule for it is given by the first two columns in the table below; its total costs are given in the third column. For each level of output, you can calculate total revenue, marginal revenue, average cost, and marginal cost. The profit-maximizing level of output can be found at the point where TR - TC is greatest, or where MR = MC, (or the last quantity where MR is still greater than MC.)

  1. What is the profit-maximizing level of output for her product? 40
  2. How much will she earn in profits? 80

Price     Quantity     TC                 TR?           MR?      MC?

$25.00        0             $130 

$24.00      10             $275

$23.00     20             $435

$22.50     30             $610

$22.00     40             $800

$21.60      50          $1,005

$21.20      60          $1,225

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