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I: The standard abbreviation for investment expenditures by the business sector, especially when used in the study of macroeconomics. This abbreviation is most often seen in the aggregate expenditure equation, AE = C + I + G + (X - M), where C, G, and (X - M) represent expenditures by the other three macroeconomic sectors, household, business, and foreign.
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INVESTMENT LINE A graphical depiction of the relation between investment expenditures by the business sector and the economy's aggregate level of income or production. This relation plays a key role in the study of Keynesian economics. A investment line is characterized by vertical intercept, which indicates autonomous investment, and slope, which is the marginal propensity to invest and indicates induced investment. The aggregate expenditures line used in Keynesian economics is derived by adding or stacking the investment line onto the consumption line, then adding government purchases and net exports to this stack.
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PINK FADFLY
[What's This?]
Today, you are likely to spend a great deal of time touring the new suburban shopping complex wanting to buy either an AC adapter that works with your MPG player or rechargeable batteries. Be on the lookout for crowded shopping malls.
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One of the largest markets for gold in the United States is the manufacturing of class rings.
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"You can't build a reputation on what you are going to do." -- Henry Ford, automaker
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AER
American Economic Review
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