sentences:  While the efficient market hypothesis finds favor among financial academics, its critics point to instances in which actual market experience differs from the prediction-of-unpredictability the hypothesis implies.A large industry has grown up around the implication proposition that some analysts can predict stocks better than others; ironically that would be impossible under the Efficient Markets Hypothesis if the stock prediction industry did not offer something its customers believed to be of value.Even one of the most famous and successful investors, Warren Buffett, rebutted the Efficient Market Hypothesis in 1984 during his speech at Columbia University.