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December 21, 2005
Oligopoly
oligopoly: A market condition in which sellers are so few that the actions of any one of them will materially affect price and have a measurable impact on competitors.
ref. http://dictionary.reference.com/search?q=oligopoly
寡占のこと．monopolyは知っていたけど，こっちは知らなかった．
Posted by ysk5 at December 21, 2005 02:27 AM
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