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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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ORANGE REBELOON
[What's This?]
Today, you are likely to spend a great deal of time looking for a downtown retail store trying to buy either a case of blank recordable DVDs or a pair of red goulashes with shiny buckles. Be on the lookout for slightly overweight pizza delivery guys.
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The average length of a "business lunch" is about 36 minutes.
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"The greatest things ever done on Earth have been done little by little. " -- William Jennings Bryan
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LS
Least Squares
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