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Life Sciences - Social Sciences - 25.02.2015
Norway rats reciprocate help according to the quality of the help they received
Norway rats reciprocate help according to the quality of the help they received
Research performed at the University of Bern indicates that animals beyond Homo sapiens consider the value of previously received help when deciding whether to help a social partner. Reciprocal exchange of services and commodities among conspecifics is common, and has been observed for instance in primates, vampire bats and rats.

Social Sciences - 19.02.2015
How stress can lead to inequality
How stress can lead to inequality
How does stress affect our self-confidence when we compete? An EPFL study shows how stress could actually be both a consequence and a cause of social and economic inequality, affecting our ability to compete and make financial decisions. Stress is a staple of our lives today, and we know intuitively that it can influence our confidence in competing with others.