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CHANGE IN AGGREGATE EXPENDITURES: The movement along an aggregate demand curve caused by a change in the price level. This should be contrasted directly with a change in aggregate demand. You might also want to review the terms change in quantity demanded and change in demand, as well. A change in aggregate expenditures means that we have identified a NEW level of expenditures on the existing aggregate demand curve. In contrast, a change in aggregate demand means that we have changed, moved, or shifted, the entire aggregate demand curve, the whole range of price levels and aggregate expenditures has changed.
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SIGNALLING When confronted by asymmetric information, the use of small bits of information, or indicators, that suggest more comprehensive information. Signalling is used by those with more information to reduce the cost of informing those with less information. It is commonly used in markets with adverse selection. Methods of signalling include advertising, brand names, and warranties. A related method is screening.
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RED AGGRESSERINE
[What's This?]
Today, you are likely to spend a great deal of time going from convenience store to convenience store seeking to buy either a box of multi-colored, plastic paper clips or several orange mixing bowls. Be on the lookout for malfunctioning pocket calculators.
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Before 1933, the U.S. dime was legal as payment only in transactions of $10 or less.
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"All labor that uplifts humanity has dignity and importance and should be undertaken with painstaking excellence. " -- Martin Luther King Jr., civil rights leader
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CSO
Central Statistical Office
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