https://en.wikipedia.org/wiki/Ultimatum_game https://en.wikipedia.org/wiki/Ultimatum_game When given the choice between fair-pie-on-the-floor and unfair-everyb

https://en.wikipedia.org/wiki/Ultimatum_game https://en.wikipedia.org/wiki/Ultimatum_game When given the choice between fair-pie-on-the-floor and unfair-everybody-gets-more-pie, humans reliably choose fair-pie-on-the-floor.