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A: The common notation for the "intercept" term of an equation specified as Y = a + bX. Mathematically, the a-intercept term indicates the value of the Y variable when the value of the X variable is equal to zero. Theoretically, the a-intercept is frequently used to indicate exogenous or independent influences on the Y variable, that is, influences that are independent of the X variable. For example, if Y represents consumption and X represents national income, a measures autonomous consumption expenditures.
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OLIGOPOLY A market structure characterized by a small number of large firms that dominate the market, selling either identical or differentiated products, with significant barriers to entry into the industry. This is one of four basic market structures. The other three are perfect competition, monopoly, and monopolistic competition. Oligopoly dominates the modern economic landscape, accounting for about half of all output produced in the economy. Oligopolistic industries are as diverse as they are widespread, ranging from breakfast cereal to cars, from computers to aircraft, from television broadcasting to pharmaceuticals, from petroleum to detergent.
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PINK FADFLY
[What's This?]
Today, you are likely to spend a great deal of time surfing the Internet looking to buy either a T-shirt commemorating the 2000 Presidential election or a really, really exciting, action-filled video game. Be on the lookout for the last item on a shelf.
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This isn't me! What am I?
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Natural gas has no odor. The smell is added artificially so that leaks can be detected.
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"People of mediocre ability sometimes achieve outstanding success because they don't know when to quit. Most men succeed because they are determined to. " -- George Allen, U.S. senator
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APT
Arbitrage Pricing Theory
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