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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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GOOD

A physical, tangible item or product used to satisfy wants and needs. A good is produced using society's resources and represents a fundamental aspect of the economy. Limited resources are used to produced the goods that satisfy unlimited wants and needs in an ongoing effort to address the problem of scarcity.

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Today, you are likely to spend a great deal of time searching the newspaper want ads hoping to buy either an instructional DVD on learning to the play the oboe or a small, foam rubber football. Be on the lookout for infected paper cuts.
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North Carolina supplied all the domestic gold coined for currency by the U.S. Mint in Philadelphia until 1828.
"My motto was always to keep swinging. Whether I was in a slump or feeling badly or having trouble off the field, the only thing to do was keep swinging. "

-- Hank Aaron, baseball player

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