Less-is-better effect

The less-is-better effect is a cognitive bias that causes people to favor a lesser option when it is presented separately, but to prefer the better option when both are presented together. The term was first proposed by Christopher Hsee.^[1]

^ Hsee, Christopher K. (1998). "Less Is Better: When Low-value Options Are Valued More Highly than High-value Options" (PDF). Journal of Behavioral Decision Making. 11 (2): 107–121. doi:10.1002/(SICI)1099-0771(199806)11:2<107::AID-BDM292>3.0.CO;2-Y. S2CID 1187697.

[hsee-1] Hsee, Christopher K. (1998). "Less Is Better: When Low-value Options Are Valued More Highly than High-value Options" (PDF). Journal of Behavioral Decision Making. 11 (2): 107–121. doi:10.1002/(SICI)1099-0771(199806)11:2<107::AID-BDM292>3.0.CO;2-Y. S2CID 1187697.

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