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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 The total expenditures on gross domestic product undertaken in a given time period by the four sectors--household, business, government, and foreign. Expenditures made by each of these sectors are commonly termed consumption expenditures, investment expenditures, government purchases, and net exports. Aggregate expenditures (AE) are a cornerstone in the study of macroeconomics, playing critical roles in Keynesian economics, aggregate market analysis, and to a lesser degree, monetarism. In particular, aggregate expenditures are combined with the price level as aggregate demand.
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Today, you are likely to spend a great deal of time waiting for visits from door-to-door solicitors wanting to buy either several magazines on home repairs or a remote controlled sports car with an air spoiler. Be on the lookout for telephone calls from former employers.
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General Electric is the only stock from the original 1896 Dow Jones Industrial Average remaining in the current index.
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"Every generation of Americans needs to know that freedom exists not in doing what we like, but in having the right to do what we ought. " -- Pope John Paul II
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BIS
Bank for International Settlements
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