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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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POLITICAL VIEWS

Alternative perspectives of the proper role that government should play in the economy, with conservatives on the right, liberals on the left, and moderates in the middle. Libertarians show up to the right of conservatives and socialists (including Marxists and communists) are to the left of liberals.

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APLS

ORANGE REBELOON
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Today, you are likely to spend a great deal of time flipping through mail order catalogs hoping to buy either a coffee cup commemorating the first day of winter or a video game player. Be on the lookout for the happiest person in the room.
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Approximately three-fourths of the U.S. paper currency in circular contains traces of cocaine.
"The past cannot be changed. The future is yet in your power. "

-- Hugh White, U.S. Senator

ERISA
Employee Retirement Income Security Act of 1974
A PEDestrian's Guide
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