Understanding the roots of human cooperation among strangers is of great importance for solving pressing social … dilemmas and maintening public goods in human societies. We study the development of cooperation in 929 young children, aged 3 … to 6. In a unified experimental framework, we examine which of three fundamental pillars of human cooperation - direct …

experiment with 743 subjects whether small-scale, seemingly negligible, events also affect the formation of risk preferences. In … second lottery almost a year later. The same pattern emerges in another experiment with 136 subjects where the second lottery …

of private investors, professional investors, and students, we test the effect of task-related monetary incentives on …

inhibit full use of the decision-making power. In a lab experiment where entitlements are derived from costly contributions …

and consider information. In an online experiment, where about 2,300 participants choose between two compiled charity …

experimentally why, and under which conditions, leaders resort to such decisions. In our experiment, teams are presented with several …