March 21, 2018 

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PERFECT COMPETITION, REVENUE DIVISION: The marginal approach to analyzing a perfectly competitive firm's short-run profit maximizing production decision can be used to identify the division of total revenue among variable cost, fixed cost, and economic profit. The U-shaped cost curves used in this analysis provide all of the information needed on the cost side of the firm's decision. The demand curve facing the firm (which is also the firm's average revenue and marginal revenue curves) provides all of the information needed on the revenue side.

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Lesson 1: Economic Basics | Unit 5: Policies Page: 16 of 18

Topic: Problems <=PAGE BACK | PAGE NEXT=>

Several problems prevent market deficiencies from being efficiently corrected by government action.

Government imperfections:

  • Voter Apathy: When people don't vote, leaders don't know what the public really wants.
  • Special Interest Groups: Those with influence, can adversely affect government policies.
  • Re-election Minded Politicians: Leaders who please only a few, won't represent everyone.
  • Complex Bureaucracies: Complexity keeps public workers from being responsible for their actions.

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The aggregate demand curve, or AD curve, has similarities to, but differences from, the standard market demand curve. Both are negatively sloped. Both relate price and quantity. However, the market demand curve is negatively sloped because of the income and substitution effects and the aggregate demand curve is negatively sloped because of the real-balance, interest-rate, and net-export effects.

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Today, you are likely to spend a great deal of time visiting every yard sale in a 30-mile radius looking to buy either a rechargeable battery for your camera or a coffee cup commemorating the first day of spring. Be on the lookout for attractive cable television service repair people.
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The first paper notes printed in the United States were in denominations of 1 cent, 5 cents, 25 cents, and 50 cents.
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