Effect of Overconfidence that Happens Within the Market
Odean (1998) theoretically investigated the effects of overconfidence in different market structures which differ in information distribution and in price determination. He presented overconfidence effects on different market measures such as trading volume, market depth, volatility, expected utility and market efficiency taking overconfidence of different traders: price takers in the market where information is broadly disseminated, strategic-trading insiders in markets with concentrated information and market-makers. Odean assumed that investors were rational in all respects except valuing the information. They overestimate […]