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Behavioral finance theory attributes stock market bubbles to cognitive biases that lead to groupthink and herd behavior. Bubbles occur not only in real-world markets, with their inherent uncertainty and noise, but also in highly predictable experimental markets. [ 1 ]
Keynes believed that similar behavior was at work within the stock market. This would have investors pricing shares not based on what they think an asset's fundamental value is, or even on what investors think other investors believe about the asset's value, but on what they think other investors believe is the average opinion about the value ...
The prospect theory can explain such phenomena as people who prefer not to deposit their money in a bank, even though they would earn interest, or people who choose not to work overtime because they would have to pay higher taxes. It also plainly underlies the disposition effect.
Behavioral Finance attempts to explain the reasoning patterns of investors and measures the influential power of these patterns on the investor's decision making. The central issue in behavioral finance is explaining why market participants make irrational systematic errors contrary to assumption of rational market participants. [1]
The theory of efficient markets has been practically applied in the field of Securities Class Action Litigation. Efficient market theory, in conjunction with "fraud-on-the-market theory", has been used in Securities Class Action Litigation to both justify and as mechanism for the calculation of damages. [71] In the Supreme Court Case ...
The Barnewall Two-way Model, also known as the Barnewall Two-way Behavioral Model, is an investor psychographic profiling model. [ 1 ] [ 2 ] The Barnewall Two-way model was initially conceptualized and proposed by Marilyn MacGruder Barnewall in 1987 in an academic paper titled Psychological Characteristics of the individual investor. [ 3 ]
A behavioral portfolio bears a strong resemblance to a pyramid with distinct layers. Each layer has well defined goals. The base layer is devised in a way that it is meant to prevent financial disaster, whereas, the upper layer is devised to attempt to maximize returns, an attempt to provide a shot at becoming rich.
Hyperbolic discounting is mathematically described as = + where g(D) is the discount factor that multiplies the value of the reward, D is the delay in the reward, and k is a parameter governing the degree of discounting (for example, the interest rate).