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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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OLIGOPOLY, CONCENTRATION Oligopoly is a market structure that contains a small number of relatively large firms, meaning oligopoly markets tend to be concentrated. A small number of large firms account for a majority of total output. Concentration unto itself is not necessarily bad, but it often leads to inefficient behavior, such as collusion and nonprice competition. Concentration is measured in three ways--market share, concentration ratio, Herfindahl index.
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WHITE GULLIBON
[What's This?]
Today, you are likely to spend a great deal of time strolling through a department store wanting to buy either a T-shirt commemorating the first day of winter or software that won't crash your computer. Be on the lookout for slow moving vehicles with darkened windows.
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General Electric is the only stock from the original 1896 Dow Jones Industrial Average remaining in the current index.
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"The secret of getting ahead is getting started. The secret of getting started is breaking your complex, overwhelming tasks into small manageable tasks, and then starting on the first one. " -- Mark Twain, writer
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MA(N)
A nth-order Moving Average Process
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