Market Efficiency Hypothesis has received the official call up for the first time in a review of Fama (1970) by the idea that the State can be appended to the summary of the market-related information into the prices of financial securities quickly and accurately, without modifying the level of prices of securities in each time point is believed to be a reflection of the news that is happening in the pivot point in time mentioned in General, efficiency of market can be divided into 3 levels:
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