If you know that someone knows something that you also know, does that make you more likely to cooperate with them? A new study out of Harvard suggests the answer is yes.
Social psychology has plenty of studies that examine altruism, but there hasn’t been much research that looks into its obscure cousin, “mutualistic cooperation”—that is, when people cooperate to benefit each other and themselves.
[For more of this story, written by Avital Andrews, go to http://www.psmag.com/navigatio...s-cooperative-88793/]
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