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HERFINDAHL-HIRSHMAN INDEX: A measure of concentration of the production in an industry that's calculated as the sum of the squares of market shares for each firm. This is an alternative method of summarizing the degree to which an industry is oligopolistic and the relative concentration of market power held by the largest firms in the industry. The Herfindahl index gives a better indication of the relative market control of the largest firms than can be found with the four-firm and eight-firm concentration ratios.

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CONGLOMERATE MERGER

The consolidation of two or more separately-owned businesses, operating in separate industries, into a single firm. This is one of three types of mergers. The other two are horizontal merger--two competing firms in the same industry that sell the same products--and vertical merger--two firms in different stages of the production of one good, such that the output of one business is the input of the other.

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Today, you are likely to spend a great deal of time calling an endless list of 800 numbers wanting to buy either a turbo-powered vacuum cleaner or a battery-powered, rechargeable vacuum cleaner. Be on the lookout for celebrities who speak directly to you through your television.
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A communal society, a prime component of Karl Marx's communist philosophy, was advocated by the Greek philosophy Plato.
"Failure is a part of success. There is no such thing as a bed of roses all your life. But failure will never stand in the way of success if you learn from it. "

-- Hank Aaron, baseball player

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