См. James Adrioni, “Impure Altruism and Donations to Public Goods,” Royal Economic Society Economic Journal (1990).
27
Edward O. Wilson, The Social Conquest of Earth (New York: Norton, 2012), 117.
28
Rachel Bachner-Melman et al., “Dopaminergic Polymorphisms Associated with Self-Report Measures of Human Altruism: A Fresh Pheonotype for the Dopamine D4 receptor,” Molecular Psychiatry 10, no. 4 (2005): 333–335.