Are Chimps Smarter than Humans?

I’ve previously hypothesized that the persistence of legal rules that lead to less overall wealth but seemingly more equitable distributions (rules such as the insider trading ban and Regulation FD) may stem from the fact that individuals are “hard-wired” to favor fairness, even if they must sacrifice some wealth to achieve it. That seems to be one of the lessons of the Ultimatum Game, in which offerees routinely sacrifice wealth in order to protest proposed allocations they deem to be unfair. (I describe the Ultimatum Game in the post linked above.)

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