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wiki/concepts/Default-Bias.md

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+---
+title: "Default Bias"
+type: concept
+tags: [behavioral-psychology, persuasion, user-engagement]
+sources: [product-behavioral-nudge-engine]
+last_updated: 2026-04-20
+---
+
+## Definition
+利用用户默认倾向（如接受预起草内容）来提升行动完成率的行为心理学原理。
+
+## Mechanism
+- 预起草回复、方案、内容
+- 用户只需确认或微调，而非从零开始
+- 减少决策摩擦，提升完成率
+
+## Example
+> "I've drafted a thank-you reply for this 5-star review. Should I send it, or do you want to edit?"
+
+## Related Concepts
+- [[Momentum Nudge]]
+- [[Opt-Out Completion]]
+- [[Cognitive Load Reduction]]
+
+## Connections
+- [[Behavioral Nudge Engine]] ← leverages ← [[Default Bias]]