Mental models/Decoy Effect
Behavioral & Decision Making

Decoy Effect

The phenomenon where consumers change their preference between two options when presented with a third option that is asymmetrically dominated.

In plain language

Adding a third, inferior option makes one of the original two look more attractive. Used in almost every pricing page.

In the wild

Implementations of this model aren’t wired to this view yet — they live in the implementations table.

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