Spite Apr 2026

: This paper explores how spiteful behavior can actually contribute to its own stability in finite populations by limiting population growth.

Spite is a fascinating subject because it defies the standard biological and economic models of "rational" behavior. While altruism helps others at a cost to oneself, is an action that harms others while also incurring a cost to the actor . : This paper explores how spiteful behavior can

Several researchers argue that spite and altruism are two sides of the same evolutionary coin. Several researchers argue that spite and altruism are

: Published in Proceedings of the Royal Society B , researchers used the "Ultimatum Game" to show that spiteful behavior (punishing others at a cost to oneself) can force a population toward fairer resource distribution. : This paper explores how spiteful behavior can

: This paper on PMC argues that spiteful motives are the "dark side of cooperation," providing the psychological force needed to maintain social norms and punish "free-riders". 3. Spite in Nature (Beyond Humans)

: This influential concept suggests that if altruism is favored when individuals are more likely to interact with those like them (assortative), spite is favored when they interact with those unlike them (dis-assortative). 2. Spite and the Evolution of Fairness

One of the most counterintuitive findings is that spite might be necessary for "fairness" to exist in human society.