Hertwig, Ralph Center for Adaptive Behavior and Cognition, Max Planck Institute for Human Development, Max Planck Society;
https://doi.org/10.1037/0033-2909.128.5.728 (Publisher version)
RH_Parental_2002.pdf (Publisher version), 200KB
Hertwig, R., Davis, J. N., & Sulloway, F. J. (2002). Parental investment: How an equity motive can produce inequality. Psychological Bulletin, 128(5), 728-745. doi:10.1037/0033-2909.128.5.728.