1. Approximate is better than “exact” for interval estimation of binomial proportions;Agresti;American Statistician,2010
2. Sex differences in cooperation: A meta-analytic review of social dilemmas;Balliet;Psychological Bulletin,2011
3. Bates, D., Maechler, M., Bolker, B., 2012. lme4: Linear mixed-effects models using S4 classes. R package version 0.999999-0, http://CRAN.R-project.org/package=lme4.
4. A mutualistic approach to morality: The evolution of fairness by partner choice;Baumard;Behavioral and Brain Sciences,2013
5. Children’s altruistic behavior in the dictator game;Benenson;Evolution and Human Behavior,2007