We studied the hypothesis that social value orientations are expressed automatically in behavior, as would be suggested by the social intuitionist model. We compared automatic and more deliberated decisions in the dictator game and confirmed that social values determine behavior when responses...

We propose a method to quantify other-regarding preferences in group decisions. Our method is based on revealed preference theory. It measures willingness-to- pay for others’ consumption and willingness-to-pay for equality in consumption by evaluating consumption externalities in monetary...