IKEA Effect
Updated 2026-08-06
INTRODUCTION
English translation pending.
CORE DEFINITION
Named by Michael Norton, Daniel Mochon and Dan Ariely, the IKEA effect describes the increase in valuation that follows self-assembly or self-creation. People who build a piece of furniture rate it more highly than an equivalent finished product, because the effort becomes part of the object's meaning. The effect requires successful completion: effort that ends in failure or an unfinished result lowers valuation instead of raising it.
SCAFFOLDING EFFECT
Reduce cognitive load
- Leave the last step: let users complete the final assembly or configuration themselves. - Calibrate the effort: keep the task challenging but reliably completable by an ordinary user. - Show the result: let users see plainly what their own effort produced.
Anchor fast decisions
Effort invested in an object is internalized as part of the self, so the finished item carries the value of that labor. Completion also supplies a sense of competence, which is itself rewarding and becomes attached to the object. When the effort fails to produce a result, neither the ownership feeling nor the competence signal appears, and the cost is experienced only as cost.
MINIMUM ACTION
In progress 0/1Practice this model in one real situation:
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Source support: Explicit
- zh.wikipedia.orghttps://zh.wikipedia.org/wiki/%E5%AE%9C%E5%AE%B6%E5%AE%B6%E5%B1%85%E6%95%88%E6%87%89verified
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