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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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PERFECTLY INELASTIC An elasticity alternative in which changes in one variable (usually price) do NOT cause any changes in another variable (usually quantity). Quantity is totally, completely unresponsive to price. Quantity just does not change, regardless of changes in price. This characterization of elasticity is most important for the price elasticity of demand and the price elasticity of supply. Perfectly inelastic is one of five elasticity alternatives. The other four are perfectly elastic, relatively elastic, relatively inelastic, and unit elastic.
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BLACK DISMALAPOD
[What's This?]
Today, you are likely to spend a great deal of time looking for the new strip mall out on the highway seeking to buy either a wall poster commemorating the 2000 Olympics or a flower arrangement with a lot of roses for your grandmother. Be on the lookout for celebrities who speak directly to you through your television.
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Okun's Law posits that the unemployment rate increases by 1% for every 2% gap between real GDP and full-employment real GDP.
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"It is not the straining for great things that is most effective; it is the doing of the little things, the common duties, a little better and better." -- Elizabeth Stuart Phelps, Writer
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S&P 500
Standard&Poor's Stock Index
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