单词 | efficient-market hypothesis |
释义 | efficient-market hypothesisefficient-market hypothesisthe proposition that all available information which may influence the price of a FINANCIAL SECURITY is reflected in its current market price because financial markets are ‘efficient’ in adjusting prices to information. If markets are indeed efficient it is impossible for an investor to consistently predict how the price of any particular financial security is likely to change and thus outguess the market. |
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