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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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POLITICAL GAME

The political system can be thought of as a game, a contest between two groups of players. Rulers are the ones who set the rules. Rulees are the ones who must abide by the rules. The political game, of course, has serious consequences, with winners and losers. The distribution, either concentrated or dispersed, of these consequences can have a profound effect on the game. The study of public choice provides insight into the economic efficiency with which the political game is played.

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PURPLE SMARPHIN
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Today, you are likely to spend a great deal of time going from convenience store to convenience store trying to buy either a large red and white striped beach towel or a bottle of blackcherry flavored spring water. Be on the lookout for gnomes hiding in cypress trees.
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This isn't me! What am I?

The penny is the only coin minted by the U.S. government in which the "face" on the head looks to the right. All others face left.
"Well done is better than well said. "

-- Benjamin Franklin, statesman, inventor

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