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Logical Fallacies / Cognitive Biases / Framing Effect
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Framing Effect

Decision-Making Bias
The tendency to draw different conclusions from the same information depending on how it is presented.

Example of Framing Effect

  • A surgeon tells a patient that an operation has a "95% success rate" rather than a "5% failure rate." The patient is more likely to consent to the procedure. The identical statistical information produces different reactions depending on whether it emphasizes success or failure.
  • A store advertises beef as "80% lean" rather than "20% fat." Customers perceive it as healthier and are more willing to purchase. Framing the same product in terms of its positive attribute changes consumer perception.

Note

Key component of Prospect Theory. Extensively demonstrated through the "Asian Disease Problem" by Tversky and Kahneman.

This is a common bias

Framing Effect

Extended Explanation

The Framing Effect is a cognitive bias in which people react differently to information depending on how it is presented, even when the underlying facts are identical. The way options are framed—whether in terms of gains or losses, success or failure, or different comparison points—significantly influences decisions and judgments.

Classic research on framing demonstrated that people respond very differently to logically equivalent statements. When told a medical treatment has a "90% survival rate," people view it more favorably than when told it has a "10% mortality rate," even though these statements convey identical information. This sensitivity to framing affects decisions ranging from medical treatments to financial investments to policy preferences.

Framing effects interact with loss aversion to produce predictable patterns in decision-making. People tend to be risk-averse when options are framed in terms of gains but risk-seeking when the same options are framed in terms of losses. For example, people prefer a certain $50 gain over a 50% chance of $100, but prefer a 50% chance of losing $100 over a certain $50 loss. The underlying expected values are identical; only the framing differs.

Awareness of framing effects can help make better decisions by prompting consideration of how information presentation might be influencing judgment. When facing important decisions, it can be valuable to consciously reframe the situation in different ways—in terms of both gains and losses, both success and failure rates—to see if your preference changes with the framing.