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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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HERFINDAHL INDEX

A measure of concentration of the production in an industry calculated as the sum of the squares of market shares for each firm. This is one method of summarizing the degree to which an industry is oligopolistic and the concentration of market control held by the largest firms in the industry. Two other measures of industry concentration are the four-firm concentration ratio and the eight-firm concentration ratio.

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Today, you are likely to spend a great deal of time flipping through mail order catalogs seeking to buy either a remote controlled train set or a genuine down-filled snow parka. Be on the lookout for celebrities who speak directly to you through your television.
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Francis Bacon (1561-1626), a champion of the scientific method, died when he caught a severe cold while attempting to preserve a chicken by filling it with snow.
"Few things can help an individual more than to place responsibility on him, and to let him know that you trust him. "

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