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Shefrin - Behavioral & Neoclassical asset pricing theories - 2008

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Representativeness Bias<br />

In Academic Research<br />

It is typically invalid to assume the<br />

existence of a representative investor<br />

with expected utility preferences and<br />

correct beliefs.<br />

It is typically invalid to assume the<br />

existence of a representative investor<br />

with prospect theory preferences whose<br />

beliefs exhibit common behavioural<br />

biases.<br />

Copyright Hersh <strong>Shefrin</strong> <strong>2008</strong><br />

11

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