Reading 52: The Behavioral Biases of Individuals
50 questions available
Key Points
- Traditional finance assumes perfect rationality; behavioral finance assumes systematic irrationality.
- Cognitive errors are due to faulty reasoning and can often be corrected.
- Emotional biases stem from feelings/impulses and are difficult to correct.
- Biases may overlap, containing both cognitive and emotional elements.
Key Points
- Conservatism: Under-weighing new information.
- Confirmation: Seeking support for existing beliefs; ignoring contrary data.
- Representativeness: Base-rate neglect and sample-size neglect.
- Illusion of Control: Believing one can influence uncontrollable outcomes.
- Hindsight Bias: Seeing past events as predictable.
Key Points
- Anchoring: Fixating on an initial value (e.g., purchase price).
- Mental Accounting: Treating fungible money differently based on source/use.
- Framing: Decisions affected by the presentation (context) of data.
- Availability: Estimating probabilities based on ease of recall.
Key Points
- Loss Aversion: Pain of loss is greater than pleasure of gain.
- Overconfidence: Illusion of knowledge and self-attribution.
- Self-Control: Short-term satisfaction vs. long-term goals.
- Status Quo: Doing nothing out of inertia.
- Endowment: Overvaluing owned assets.
- Regret Aversion: Fear of taking action that might be wrong.
Key Points
- Bubbles may be driven by overconfidence and confirmation bias.
- Value/Growth anomaly linked to the halo effect.
- Home bias linked to availability and illusion of control.
Questions
Which of the following best describes the core assumption of traditional finance regarding individuals?
View answer and explanationCognitive errors are primarily due to which of the following?
View answer and explanationWhich approach is most likely to succeed when trying to mitigate a bias that has both cognitive and emotional elements?
View answer and explanationAn analyst has maintained a GDP forecast for six months. Despite new negative economic data released today, the analyst barely adjusts the original forecast. This behavior is most consistent with:
View answer and explanationConfirmation bias leads market participants to:
View answer and explanationA shy man is identified by a group as a librarian rather than a salesperson, despite there being far more salespeople in the population than librarians. This error is an example of:
View answer and explanationWhich of the following is a form of Representativeness bias?
View answer and explanationIllusion of control bias creates a tendency for market participants to:
View answer and explanationHindsight bias is characterized by which of the following?
View answer and explanationAn investor estimates the earnings of a company will be 2.00 USD per share. After a positive announcement, the investor adjusts the estimate to 2.10 USD, even though the consensus has moved to 2.50 USD. This behavior is best described as:
View answer and explanationAn investor treats a 5,000 USD bonus as 'found money' and invests it in a high-risk crypto asset, while keeping their salary savings in a low-yield savings account. This is an example of:
View answer and explanationIn a study of New York taxi drivers, drivers worked longer hours on sunny days (low demand) to hit an income target and quit early on rainy days (high demand) once the target was met. This behavior illustrates:
View answer and explanationFraming bias occurs when decisions are affected by:
View answer and explanationWhen presented with a choice between a certain gain and a gamble with a higher expected value, most people choose the certain gain. When presented with a choice between a certain loss and a gamble with a lower expected loss, most people choose the gamble. This reversal in preference demonstrates:
View answer and explanationAvailability bias leads individuals to estimate probabilities based on:
View answer and explanationAn investor chooses a mutual fund solely because she saw an advertisement for it yesterday. This is most likely an example of:
View answer and explanationWhich bias is characterized by feeling more pain from a loss than pleasure from an equal gain?
View answer and explanationA loss-averse investor holding a stock that has declined in value is most likely to:
View answer and explanationSelf-attribution bias, where one takes credit for successes but blames external factors for failures, is a component of:
View answer and explanationPrediction overconfidence leads individuals to:
View answer and explanationSelf-control bias is often manifested as:
View answer and explanationWhich bias explains why participation rates in retirement plans are significantly higher when enrollment is automatic (opt-out) rather than voluntary (opt-in)?
View answer and explanationAn individual demands a higher price to sell an asset they own than they would be willing to pay to purchase the same asset. This is an example of:
View answer and explanationRegret-aversion bias leads market participants to attach undue weight to:
View answer and explanationHerding behavior, where participants go with the consensus, is a form of:
View answer and explanationThe halo effect, which may explain the overvaluation of growth stocks, is a version of which bias?
View answer and explanationHome bias, the tendency to invest heavily in domestic firms, is most likely a result of:
View answer and explanationWhich bias is classified as a 'Belief Perseverance' cognitive error?
View answer and explanationWhich bias is classified as an 'Information-Processing' cognitive error?
View answer and explanationIf a bias is based on unconscious emotion that is difficult to change, it should be regarded as:
View answer and explanationA portfolio manager recommends a stock because it fits the description of a 'growth stock', ignoring its deteriorating financials. This analyst is likely suffering from:
View answer and explanationAn investor refuses to sell a losing stock because selling would confirm that the initial decision was a mistake. This is best described as:
View answer and explanationWhich bias might cause an investor to trade too much by selling for small gains and holding losers?
View answer and explanationTo mitigate Self-control bias, an advisor should suggest:
View answer and explanationOverconfidence bias is most likely to result in:
View answer and explanationWhat is the 'I-knew-it-all-along' phenomenon formally known as?
View answer and explanationWhich bias involves ignoring information that is complex to process or conflicts with an initial view, often resulting in reacting slowly to new data?
View answer and explanationA market participant who sets up a data screen incorrectly to support a preferred belief is exhibiting:
View answer and explanationHyperbolic discounting is a concept associated with which bias?
View answer and explanationA company automates employee enrollment in a 401(k) plan, requiring them to opt out if they do not wish to participate. This strategy addresses which bias?
View answer and explanationAn investor inherits a portfolio of bonds from a parent and refuses to sell them to buy higher-returning equities, citing a desire 'not to lose the money the parent worked hard for'. This is an example of:
View answer and explanationWhich bias involves putting undue emphasis on information that is readily available or easy to recall?
View answer and explanationWhich of the following is considered a 'processing error'?
View answer and explanationWhich of the following is considered a 'belief perseverance' error?
View answer and explanationWhen an investor holds a mix of income-producing and non-income-producing securities that does not match their circumstances because they view income differently from capital appreciation, they are exhibiting:
View answer and explanationA key implication of cognitive errors is that they:
View answer and explanationOverconfidence is often associated with which other bias?
View answer and explanationWhich bias can cause market participants to place too much emphasis on events that receive a large amount of media attention?
View answer and explanationIn the context of the 'disease outbreak' example (Tversky and Kahneman), when the scenario was framed in terms of lives saved (gain), participants tended to be:
View answer and explanationWhich bias suggests that investors tend to invest heavily in firms in their domestic country?
View answer and explanation