Fehr, E.; Fischbacher, U. (2003). "The nature of human altruism". Nature. 425 (6960): 785–791. Bibcode:2003Natur.425..785F. doi:10.1038/nature02043. PMID 14574401. S2CID 4305295.

In "The nature of human altruism" (2003), Ernst Fehr and Urs Fischbacher explore the biological, psychological, and social factors that influence altruistic behavior in humans. The authors present empirical evidence from experimental economics and other disciplines, providing a comprehensive understanding of the complexities of human altruism. Their work highlights the importance of altruism as a key component of human social behavior and its implications for understanding the dynamics of cooperation, competition, and fairness. Keywords: human altruism, Ernst Fehr, Urs Fischbacher.