Deconstructing bias in social preferences reveals groupy and not-groupy behavior

• Published in: Proceedings of the National Academy of Sciences - PNAS Vol. 117; no. 35; pp. 21185 - 21193
• Main Authors: Kranton, Rachel, Pease, Matthew, Sanders, Seth, Huettel, Scott
• Format: Journal Article
• Language: English
• Published: United States National Academy of Sciences 01.09.2020
• Subjects: Attitude; Bias; Choice Behavior; Decisions; Ethnic Groups - psychology; Female; Heterogeneity; Humans; Male; Politics; Social Behavior; Social Identification; Social interactions; Social Perception; Social Sciences; income allocation; social preferences; group bias; identity

Group divisions are a continual feature of human history, with biases toward people’s own groups shown in both experimental and natural settings. Using a within-subject design, this paper deconstructs group biases to find significant and robust individual differences; some individuals consistently r...