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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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REGRESSIVE TAX

A tax in which the proportion of income paid in taxes is smaller for higher income levels. A regressive income tax exists if taxpayers with more income pay a lower tax rate relative to income as income increases. A regressive tax is one of three alternations. The other two are progressive tax, in which the proportion of income paid in taxes is greater for higher income levels, and proportional tax, in which the proportion of income paid in taxes is the same for all income levels.

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Today, you are likely to spend a great deal of time watching infomercials wanting to buy either a pair of red goulashes with shiny buckles or a handcrafted bird feeder. Be on the lookout for telephone calls from former employers.
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Potato chips were invented in 1853 by a irritated chef repeatedly seeking to appease the hard to please Cornelius Vanderbilt who demanded french fried potatoes that were thinner and crisper than normal.
"If I have ever made any valuable discoveries, it has been owing more to patient attention than to any other talent. "

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