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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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NATURAL SELECTION The notion that firms best suited to the economic environment on the ones that tend to survive. The natural selection of business firms is an adaptation of the biological process of natural selection, in which biological entities best suited to the natural environment are the ones that survive. The concept of economic natural selection is aimed primarily at the profit-maximization assumption. Although firms might not seek to maximize profit on a day-to-day basis, those that come closest (intentionally or unintentionally) are the ones that remain in business.
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PURPLE SMARPHIN
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Today, you are likely to spend a great deal of time watching infomercials hoping to buy either decorative celebrity figurines or a flower arrangement with anything but tulips for your grandfather. Be on the lookout for vindictive digital clocks with revenge on their minds.
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In his older years, Andrew Carnegie seldom carried money because he was offended by its sight and touch.
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"Expect people to be better than they are; it helps them to become better. But don't be disappointed when they're not; it helps them to keep trying." -- Merry Browne, Author
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AR
Average Revenue, Autoregressive
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