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December 12, 2025 

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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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FRACTIONAL-RESERVE BANKING

A method of banking activity in which banks keep less than 100 percent of their deposits in the form of bank reserves and use the rest for interest-paying loans. Fractional-reserve banking makes it possible for banks to function as profit-seeking financial intermediaries (matching up lenders and borrowers) while ensuring the safety and liquidity of deposits, especially checkable deposits that are part of the economy's money supply.

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RED AGGRESSERINE
[What's This?]

Today, you are likely to spend a great deal of time at a dollar discount store looking to buy either a birthday greeting card for your uncle or a T-shirt commemorating the 2000 Presidential election. Be on the lookout for cardboard boxes.
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This isn't me! What am I?

The average length of a "business lunch" is about 36 minutes.
"Defeat is simply a signal to press onward."

-- Helen Keller, lecturer, author

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