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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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BALANCE OF TRADE SURPLUS

The positive difference of the value of goods and services exported out of a country less the value of goods and services imported into the country. A balance of trade surplus is the official term for positive net exports that occurs when exports exceed imports. A balance of trade surplus is also termed a "favorable" balance of trade because it results in a net inflow of monetary payments into the domestic economic from the foreign sector, which tends to be beneficial to a country. The alternative is a balance of trade deficit in which imports exceed exports.

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YELLOW CHIPPEROON
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Today, you are likely to spend a great deal of time searching for rummage sales hoping to buy either a package of blank rewritable CDs or yellow cotton balls. Be on the lookout for telephone calls from former employers.
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Parker Brothers, the folks who produce the Monopoly board game, prints more Monopoly money each year than real currency printed by the U.S. government.
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