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PERFECT COMPETITION: An ideal market structure characterized by a large number of small firms, identical products sold by all firms, freedom of entry into and exit out of the industry, and perfect knowledge of prices and technology. This is one of four basic market structures. The other three are monopoly, oligopoly, and monopolistic competition. Perfect competition is an idealized market structure that's not observed in the real world. While unrealistic, it does provide an excellent benchmark that can be used to analyze real world market structures. In particular, perfect competition efficiently allocates resources.

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AD VALOREM TAX

A tax specified as a percentage of the price or value of a good, service, asset, or other activity. Ad valorem taxes tend to be broad based, imposed on activities such as income and retail sales. In fact, the two most important ad valorem taxes are income taxes and sales taxes. People pay a percentage of their incomes in income taxes or a percentage or the value of their purchases in sales taxes, regardless of the amount of time spent working or the quantities of goods purchases. An alternative is a per unit tax, with is a tax specified as a percentage of the physical quantity of a good.

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APLS

BLUE PLACIDOLA
[What's This?]

Today, you are likely to spend a great deal of time flipping through the yellow pages wanting to buy either a pair of blue silicon oven mitts or a coffee cup commemorating the 2000 Olympics. Be on the lookout for door-to-door salesmen.
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The earliest known use of paper currency was about 1270 in China during the rule of Kubla Khan.
"Managing intellectual assets has become the single most important task of business. "

-- Thomas Stewart, author

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