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CAVEAT VENDITOR: This is a latin term meaning "let the seller beware." It was developed as a counter to the buyer's warning, caveat emptor, and suggests that sellers too can be "taken to the cleaners" in a market transaction. While it's less important than caveat emptor to under appreciated consumers, it does surface from time to time.

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MARKET SHARE

The fraction of an industry's total sales or some other activity accounted for by one or more firms in the industry. An individual firm is often concerned with its "share of the market" as an indication of "success." Market share is also key to the analysis of market structure, market control, and industry concentration--especially for oligopoly. It can be used to indicated the degree concentration and market control of one or more firms in an industry. It can be used alone or to calculate concentration ratios and the Herfindahl index.

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Today, you are likely to spend a great deal of time strolling around a discount warehouse buying club seeking to buy either a black duffle bag with velcro closures or any book written by Isaac Asimov. Be on the lookout for the happiest person in the room.
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The average bank teller loses about $250 every year.
"Anyone who has never made a mistake has never tried anything new. "

-- Albert Einstein, physicist

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