MENTAL MODEL · M4705

Loss Aversion

BehaviorHigh supportPsychology

Included

Version 1.0.0 · Updated 2026-07-30

CORE DEFINITION

People feel the pain of loss more strongly than the pleasure of an equivalent gain, typically about twice as strong.

SCAFFOLDING EFFECT

psychology

Reduce cognitive load

A key to understanding decision biases. Loss aversion explains why people tend to maintain the status quo, why shareholders are reluctant to sell losing stocks, and why policy reforms face resistance. It is one of the most robust findings in behavioral economics.

anchor

Anchor fast decisions

In prospect theory (Kahneman and Tversky), the value function is steeper in the loss domain (convex and steep), so an equivalent loss carries more psychological weight than a gain. This leads to status quo bias and asymmetric risk attitudes: risk aversion in the face of gains, and risk seeking in the face of losses (gambling to break even).

MINIMUM ACTION

In progress 0/1

Practice this model in one real situation:

Identify the parts of decisions amplified by the 'loss frame'. 2. Reframe the description (from loss frame to gain frame) to see true preferences. 3. Set stop-losses for losing positions to avoid the 'if I don't sell, it's not a loss' mentality. 4. When making reforms or communicating, use 'loss minimization' narratives to reduce resistance from those with vested interests.

Check to track your progress (stored locally)

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Source support: Explicit

link
zh.wikipedia.orghttps://zh.wikipedia.org/wiki/%E6%8D%9F%E5%A4%B1%E8%A7%84%E9%81%BFZH · Explicit
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