. While there is conflicting experimental evidence on the temporal stability of cooperation preferences in public goods … literature by testing whether social identity impacts on cooperation preferences in public goods provision. Specifically, our … random, in and out group matching protocols. Our findings indicate that cooperation preferences are not stable across these …

questions about its impacts on recruiting, retention, and cost. This article briefly examines the effects of the war on …

The economic and social impacts of U.S. open immigration policy between the Civil War and World War I fall into four …

While descriptive evidence suggests that deployment in the Global War on Terrorism is associated with adverse mental …