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PERFECT COMPETITION AND EFFICIENCY: Perfect competition is the idealized market structure that achieves an efficient allocation of resources. The conditions of perfect competition, including (1) large number of small firms, (2) identical products sold by all firms, (3) freedom of entry into and exit out of the industry, and (4) perfect knowledge of prices and technology, ensure that perfect competition efficiently allocates resources. This is in fact the purpose of perfect competition: a market structure that illustrates perfection, the best of all possible resource allocation worlds. The real world falls short of this perfection.

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Lesson 7: Market Equilibrium | Unit 3: A Graph Page: 10 of 22

Topic: The Curves <=PAGE BACK | PAGE NEXT=>

Combining the demand and supply curves into a single graph gives us a market graph.
  • Price is measured on the vertical axis and quantity on the horizontal axis.
  • The negative slope indicates the law of demand.
  • The law of supply is indicated by the positive slope of this curve.
  • We now have a market

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NONDURABLE GOODS, CONSUMPTION

Personal consumption expenditures on tangible goods that tend to last for less than a year. Common examples are food, clothing, and gasoline. This is one of three categories of personal consumption expenditures in the National Income and Product Accounts maintained by the Bureau of Economic Analysis. The other two are durable goods and services. Nondurable goods are about 30 percent of personal consumption expenditures and 20 percent of gross domestic product.

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Today, you are likely to spend a great deal of time at the confiscated property police auction trying to buy either a 200-foot blue garden hose or a video camera with stop action features. Be on the lookout for deranged pelicans.
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The first paper currency used in North America was pasteboard playing cards "temporarily" authorized as money by the colonial governor of French Canada, awaiting "real money" from France.
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