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OLIGOPOLY, CONCENTRATION: Oligopoly is a market structure that contains a small number of relatively large firms, meaning oligopoly markets tend to be concentrated. A small number of large firms account for a majority of total output. Concentration unto itself is not necessarily bad, but it often leads to inefficient behavior, such as collusion and nonprice competition. Concentration is measured in three ways--market share, concentration ratio, Herfindahl index.

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INDEX OF CONSUMER SENTIMENT

A measure of consumer attitudes, preferences, and expectations concerning the state of the economy and business-cycle conditions that is compiled each month by the Survey Research Center at the University of Michigan. The Index of Consumer Sentiment is one of two primary measures of consumer attitudes. The other is the Consumer Confidence Index developed by The Conference Board.

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Today, you are likely to spend a great deal of time at a flea market seeking to buy either a how-to book on fixing your computer, with illustrations or several magazines on computer software. Be on the lookout for empty parking spaces that appear to be near the entrance to a store.
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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.
"It is not because things are difficult that we do not dare; it is because we do not dare that they are difficult. "

-- Seneca, statesman, dramatist, philosopher

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