Efficient market hypothesis was developed by professor Eugene Fama at the University of Chicago Booth School Of Business as an academic concept of study through his published Ph.D. thesis in the early 1960s . Fama proposed two crucial concepts that have defined the conversation on efficient markets in his thesis. The efficient market hypothesis was the prominent theory in the 1960s, Fama published dissertation arguing for the random walk hypothesis to support his efficient market theory. “Fama demonstrated that the notion of market efficiency ...
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... the public and private sector. It uses both the weak form and semi strong from to make decisions. When an investor is given both public and private information the investor would not be able to profit about the average investor even if he was provided with new information at any given time. These investors are given name such as insiders, exchange specialist, analyst and money mangers. Insiders are senior managers that have access to inside information of that company. The security exchange commission prohibits that allow of inside information use to achieve abnormal returns on investments. An exchange specialist can achieve above average returns with specific order information on a specific equity. Analysts can analyze whether an analyst opinion can help an investor achieve above average returns. Institutional money mangers work handle mutual funds and pensions.
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