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LERNER INDEX: The difference between price (p) and marginal cost (mc) as a fraction of price, that is [p-mc]/p. The Lerner index is usually taken as an indicator of market power because the larger the index, the larger the difference between price and marginal cost, that is, the larger the distance between the price and the competitive price. The Lerner index depends on the elasticity of demand. The Lerner index is also called the price-cost margin.
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KEYNESIAN AGGREGATE SUPPLY CURVE An aggregate supply curve--a graphical representation of the relation between real production and the price level--that reflects the basic principles of Keynesian economics. The Keynesian aggregate supply curve actually comes in two versions. The basic version is reverse-L shaped, with a horizontal segment connected to a vertical segment at a sharp corner. The modified version is also reverse-L shaped, but the vertical and horizontal segments have positive slopes and connecting corner is rounded. An alternative is the classical aggregate supply curve.
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PURPLE SMARPHIN
[What's This?]
Today, you are likely to spend a great deal of time at a garage sale seeking to buy either a birthday greeting card for your grandmother or a coffee cup commemorating yesterday. Be on the lookout for florescent light bulbs that hum folk songs from the sixties.
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This isn't me! What am I?
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Two and a half gallons of oil are needed to produce one automobile tire.
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"If a man hasn't discovered something that he will die for, he isn't fit to live. " -- Martin Luther King Jr., clergyman
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OAPEC
Organization of Arab Petroleum Exporting Countries
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