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VARIABLE: A quantity, usually represented as a symbol, that can take on one of a set of values. Variables play a key role in the scientific method and economic analysis. A major task undertaken by the study of economics is to identify the specific value of variables such as price, quantity, unemployment, production, wages, income, among a host of others. This often accomplished using assorted models, such as the market model.
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CONCENTRATION RATIOS A family of measures of the proportion of total output in an industry that is produced by a given number of the largest firms in the industry. The two most common concentration ratios are for the four largest firms and the eight largest firms. The four-firm concentration ratio is the proportion of total output produced by the four largest firms in the industry and the eight-firm concentration ratio is proportion of total output produced by the eight largest firms in the industry. Concentration ratios are commonly used to indicate the degree to which an industry is oligopolistic and the extent of market control of the largest firms in the industry. A related measure is the Herfindahl index.
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BLACK DISMALAPOD
[What's This?]
Today, you are likely to spend a great deal of time at a dollar discount store looking to buy either a coffee table shaped like the state of Florida or storage boxes for your summer clothes. Be on the lookout for mail order catalogs with hidden messages.
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Only 1% of the U.S. population paid income taxes when the income tax was established in 1914.
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"Concentration is the secret of strength in politics, in war, in trade, in short in all management of human affairs. " -- Ralph Waldo Emerson, philosopher, poet
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FED
Federal Reserve
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