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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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MACROECONOMICS

The branch of economics that studies the entire economy, especially such topics as aggregate production, unemployment, inflation, and business cycles. It can be thought of as the study of the economic forest, as compared to microeconomics, which is study of the economic trees.

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GREEN LOGIGUIN
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Today, you are likely to spend a great deal of time searching the newspaper want ads looking to buy either an ink cartridge for your printer or a rechargeable battery for your camera. Be on the lookout for telephone calls from former employers.
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Approximately three-fourths of the U.S. paper currency in circular contains traces of cocaine.
"People of mediocre ability sometimes achieve outstanding success because they don't know when to quit. "

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VIR
Variable Interest Rate
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