Origin Dictionary / OD-103
Loss Aversion
Finding twenty dollars earns a smile. Losing twenty can cancel the whole evening.
01Dictionary Meaning
Loss aversion is the tendency for a loss to have a greater psychological impact than an equivalent gain.
02What People Think
A gain and a loss of the same amount should cancel out, both in the bank account and in the way they feel.
03What’s Underneath
The arithmetic can balance while the experience does not. Losing something counted as yours can feel more significant than gaining an equivalent amount. The comparison depends on a reference point: the money, possession, or situation you treated as the starting position before anything changed.
Consider someone who celebrates a small discount and then discovers an equally small unexpected charge. The final total may be unchanged, yet the charge dominates the conversation. An imagined gain has already started to feel possessed, so removing it is experienced as taking something away.
Loss aversion is a tendency, with strength that varies across people, situations, and how choices are described. It does not mean that every loss hurts exactly twice as much as a gain feels good. Nor does reluctance to take any particular risk prove loss aversion; the person may have sound reasons to protect limited resources.
04The Game
What does the person already count as theirs, and which change feels like taking it away? A promised benefit, a held possession, or an expected price can each establish a different starting point.
05One Line
The minus sign can weigh more than the plus sign.
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M2Mature Individuals
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References 1
- Richard H. Thaler: Integrating Economics with Psychology
The Royal Swedish Academy of Sciences