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EUROPEAN CENTRAL BANK: The central bank for the European Union and Economic and Monetary Union this is charged with monitoring monetary policy and introducing euros into circulation (beginning in 2002). The European Central Bank has a comparable, but perhaps somewhat less powerful, role as the Federal Reserve Board of Governors in the United States. It is took over for the European Monetary Institute in 1998 and is the executive body of the European System of Central Banks.

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FOUR-FIRM CONCENTRATION RATIO

The proportion of total output in an industry produced by the four largest firms in an industry. This is one of two common concentration ratios. The other is the eight-firm concentration ratio. Another related measure is the Herfindahl index. The four-firm concentration ratio is commonly used to indicate the degree to which an industry is oligopolistic and the extent of market control held by the four largest firms in the industry.

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Today, you are likely to spend a great deal of time watching infomercials hoping to buy either looseleaf notebook paper or a three-hole paper punch. Be on the lookout for jovial bank tellers.
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This isn't me! What am I?

The portrait on the quarter is a more accurate likeness of George Washington than that on the dollar bill.
"Concentrate all your thoughts upon the work at hand. The sun's rays do not burn until brought to a focus."

-- Alexander Graham Bell, inventor

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Journal of Law, Economics and Organization
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