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REAL PURCHASING POWER: The ability to acquire wants-and-needs satisfying goods and services with income or money. The real purchasing power of income or money depends on the prices of the goods and services. If the price level, for example, doubles, then a given amount of money can purchase half as many goods and services.

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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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APLS

BROWN PRAGMATOX
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Today, you are likely to spend a great deal of time flipping through mail order catalogs wanting to buy either a video camera with stop action features or one of those memory foam pillows. Be on the lookout for the happiest person in the room.
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Lombard Street is London's equivalent of New York's Wall Street.
"I not only use all the brains that I have, but all that I can borrow. "

-- Woodrow Wilson, 28th US president

GNP
Gross National Product
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