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INCOME-EXPENDITURE MODEL: A macroeconomic model, which captures the essence of Keynesian economics, is based on the equality between total income generated from gross domestic product and total expenditures on gross domestic product. The cornerstone of the income-expenditure model is the consumption function, which relates household consumption expenditures to income and gives rise to the aggregate expenditure line with the addition of investment, government purchases, and net exports. The intersection between the aggregate expenditure line at the 45-degree identifies equilibrium.
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MARGINAL PRODUCTIVITY THEORY A theory used to analyze the profit-maximizing quantity of inputs (that is, the services of factor of productions) purchased by a firm in the production of output. Marginal-productivity theory indicates that the demand for a factor of production is based on the marginal product of the factor. In particular, a firm is generally willing to pay a higher price for an input that is more productive and contributes more to output. The demand for an input is thus best termed a derived demand.
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PURPLE SMARPHIN
[What's This?]
Today, you are likely to spend a great deal of time calling an endless list of 800 numbers looking to buy either a box of multi-colored, plastic paper clips or several orange mixing bowls. Be on the lookout for the last item on a shelf.
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This isn't me! What am I?
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In his older years, Andrew Carnegie seldom carried money because he was offended by its sight and touch.
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"I was always looking outside myself for strength and confidence, but it comes from within. It is there all the time. " -- Anna Freud, psychologist
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AR
Average Revenue, Autoregressive
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