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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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DUOPOLY An oligopoly market structure containing exactly two firms. As an oligopoly, duopoly exhibits the oligopolistic characteristics and undertakes oligopolistic behavior, such as barriers to entry, interdependent actions, and nonprice competition. While duopoly, in its purest form of EXACTLY two firms in the industry, is seldom found in the real world, it does provide an excellent, easy to use illustration of oligopoly. In fact, most instructional analysis of oligopoly generally assumes a two-firm, duopoly market.
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PINK FADFLY
[What's This?]
Today, you are likely to spend a great deal of time touring the new suburban shopping complex looking to buy either an ink cartridge for your printer or a rechargeable battery for your camera. Be on the lookout for vindictive digital clocks with revenge on their minds.
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This isn't me! What am I?
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Rosemary, long associated with remembrance, was worn as wreaths by students in ancient Greece during exams.
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"Never let the fear of striking out get in your way. " -- Babe Ruth, baseball player
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AEC
Annual Equivalent Costs
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