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ECONOMIC THINKING: A way of looking at, and analyzing, the way the world works by comparing the costs of an action with the benefits generated. Economic thinking arises from scarcity, which exists because wants and needs and unlimited but resources are limited. This means virtually all actions incur an opportunity cost. Identifying the cost of an action, no matter how hidden or subtle it may be, is the essence of economic thinking.
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MARGINAL REVENUE, PERFECT COMPETITION The change in total revenue resulting from a change in the quantity of output sold. Marginal revenue indicates how much extra revenue a perfectly competitive firm receives for selling an extra unit of output. It is found by dividing the change in total revenue by the change in the quantity of output. Marginal revenue is the slope of the total revenue curve and is one of two revenue concepts derived from total revenue. The other is average revenue. To maximize profit, a perfectly competitive firm equates marginal revenue and marginal cost.
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WHITE GULLIBON
[What's This?]
Today, you are likely to spend a great deal of time at an auction trying to buy either a small, foam rubber football or an instructional DVD on learning to the play the oboe. 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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The penny is the only coin minted by the U.S. government in which the "face" on the head looks to the right. All others face left.
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"If anything terrifies me, I must try to conquer it. " -- Francis Charles Chichester, yachtsman, aviator
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NSF
National Science Foundation
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