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Accounting and Finance

Many see finance theory as primarily concerned with market efficiency and predictive models and, relatively devoid of human behaviour. Indeed, since the 1950s, finance theory has focused on market efficiency and neglected almost any potential impact of human behaviour in the investment process. The Efficient Market Hypothesis (EMH), introduced by Markowitz in 1952 and subsequently named by Fama in 1970 assumes that financial markets incorporate all public information and asserts that share prices reflect all relevant information. Three forms of market efficiency were originally proposed by Fama [1]: