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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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AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE

A scientific society whose main mission is to advance science and innovation throughout the world. The American Association for the Advancement of Science (AAAS for short) publishes one of the most respected scientific magazines called Science. The association and magazine have nearly 140,000 individual and institutional subscribers, plus 272 affiliated organizations in more than 130 countries, serving a total of 10 million individuals. The American Association for the Advancement of Science was founded in 1848 to represent all disciplines of science and to support scientific exchange and discussion of science and society issues.

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Today, you are likely to spend a great deal of time wandering around the shopping mall hoping to buy either a large red and white striped beach towel or a bottle of blackcherry flavored spring water. Be on the lookout for crowded shopping malls.
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Two and a half gallons of oil are needed to produce one automobile tire.
"Nothing will ever be attempted if all possible objections must first be overcome. "

-- Samuel Johnson, essayist, critic, lexicographer

APR
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