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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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AGGREGATE EXPENDITURES EQUATION An equation that summarizes the four aggregate expenditures on gross domestic product by the four macroeconomic sectors. In the study of Keynesian economics, this equation is commonly used to summarize the demand side of the macroeconomy. The aggregate expenditures equation actually comes in three different versions depending on how many of the four sectors and their expenditures are included.
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PURPLE SMARPHIN
[What's This?]
Today, you are likely to spend a great deal of time at a garage sale hoping to buy either a T-shirt commemorating next Thursday or a birthday gift for your uncle. Be on the lookout for slightly overweight pizza delivery guys.
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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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"And while the law of competition may be sometimes hard for the individual, it is best for the race, because it ensures the survival of the fittest in every department. " -- Andrew Carnegie, entrepreneur
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AACP
American Assocation of Commercial Publications
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