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CHANGE IN INVENTORIES: The increase or decrease in the stocks of final goods, intermediate goods, raw materials, and other inputs that businesses keep on hand to use in production the occur because aggregate expenditures are not equal to aggregate output. Inventory changes play a key role in the Keynesian economics and the analysis of macroeconomic equilibrium. When inventory changes are zero, then aggregate expenditures are equal to aggregate output and there is no reason for the business sector to change the rate of production. Hence this is equilibrium.
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PERFECT COMPETITION, SHORT-RUN SUPPLY CURVE A perfectly competitive firm's supply curve is that portion of its marginal cost curve that lies above the minimum of the average variable cost curve. A perfectly competitive firm maximizes profit by producing the quantity of output that equates price and marginal cost. As such, the firm moves along its positively-sloped marginal cost curve in response to changing prices.
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PURPLE SMARPHIN [What's This?]
Today, you are likely to spend a great deal of time at an auction wanting to buy either a set of luggage without wheels or a how-to book on wine tasting. Be on the lookout for slow moving vehicles with darkened windows. Your Complete Scope
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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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"For a writer, published works are like fallen flowers, but the expected new work is like a calyx waiting to blossom." -- Cao Yu, Playwright
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NDP Net Domestic Product
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