General Principles Ch1 Flashcards
Experiences and biases that can facilitate problem solving and probability judgement. Generalizations, “rules-of-thumb”. Often result in irrational or inaccurate conclusions.
Heuristics
Examples include:
trial and error
rule of thumb
educated guess
Heuristics
Study of how psychology affects finance
Behavioral Finance
Happens when one partner, typically a spouse, lies to the other about debts, credit cards, keeps money in a secret account, hides purchases and otherwise hides or lies about money.
Financial infidelity
Signs include unexplained withdrawals from accounts, expensive purchases, unfamiliar credit card or bank statements
Financial infidelity
Tendency of investors to become attached to a specific price as the fair value of a holding.
Anchoring
Holding onto an investment for emotional reasons rather than considering more practical applications.
Example: My grandfather left me this stock so I can never sell it.
Attachment Bias
An emotional bias that causes individuals to value an owned object higher, often irrationally, than its real-world market value.
Endowment Bias
Happens when the finances of parents and children are inappropriately commingled; may lead to children having a lack of financial motivation and even to lowered confidence and self-esteem.
Financial Enmeshment Bias
The challenge of reconciling two opposing beliefs.
Occurs when a person believes in two contradictory things at the same time.
Cognitive Dissonance
Investors tend to diversify evenly across what ever options are presented to them.
Example: 401k participants tend to spread their money across whatever options they have.
Diversification Errors
Tendency to take no action rather than risk making the wrong one.
Investor holds onto stock that’s losing value because if they sold and it rebounded, they would feel even worse.
Fear of Regret
Individual erroneously believes the onset of a certain random even is likely to happen following an event or series of events.
Example: Investor might hold onto a stock that has fallen in multiple sessions because they view further declines as improbable.
Gambler’s Fallacy
Tendency for individuals to mimic the actions of a larger group.
Herd Behavior or Fear of Missing Out (FOMO)
The 20/20 vision we have when looking at a past even and thinking we understand it, when in reality, we may not.
Example: After a prolonged period of solid returns, stock market drops 15%. Immediately, all kinds of experts appear on television saying we were due for a correction, as if the decline was obvious and inevitable.
Hindsight Bias