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less_is_better_effect
A cognitive bias where a smaller or objectively inferior option is preferred over a larger or better option when evaluated in isolation, because it appears more complete, premium, or appropriate. The preference typically reverses under direct comparison.
A $45 scarf in expensive packaging is valued more as a gift than a $55 coat in cheap packaging, even though the coat is objectively worth more.
A restaurant offers two dessert options: a small, elegantly plated single chocolate truffle on a white dish, and a generous bowl of mixed chocolates. Diners consistently rate the single truffle as a more impressive and generous gesture when choosing a gift for a tablemate, despite the bowl containing far more chocolate.
Job applicants rating two candidates separately prefer the one with a master's degree in a prestigious-sounding niche field over one with a broader MBA — until they see both resumes together and realize the MBA graduate has more relevant skills and higher earning potential.
Binary (yes/no) questions an LLM must answer to identify this aspect:
Are two options being compared, one objectively larger/better than the other?
Type: binaryIs the objectively inferior option preferred when evaluated in isolation?
Type: binaryDoes the preference reverse when the two options are compared directly?
Type: binaryA cognitive bias where a smaller or objectively inferior option is preferred over a larger or better option when evaluated in isolation, because it appears more complete, premium, or appropriate. The preference typically reverses under direct comparison.
Evaluation in isolation relies on category norms and presentation cues. A premium item in its category can feel more valuable than a mediocre item in a higher category.
Compare options directly rather than evaluating them in isolation. Assess objective value rather than relying on category-relative impressions.
Gift giving, product pricing, restaurant menu design, and salary negotiations.
Use these tools to detect, analyze, or train this aspect.