pubmed
Advantageous and disadvantageous inequality aversion can be taught through learning of others' preferences.
Zhang S; FeldmanHall O; Hétu S; Otto AR
This study looked at how people learn to be fair when playing a game. It found that when people watch someone else punish unfairness, they might also start to punish unfair behavior, even if it means losing something themselves. This way of learning can help make sure things are fairer, even in situations where one person might get more than another.
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