Revenue generated through the criminal justice system has become a key component of
local government budgets across the United States. Although numerous restrictions exist to …

Speeding tickets are determined not only by the speed of the offender, but also by incentives
faced by police officers and their vote-maximizing principals. We hypothesize that police …

Traffic accidents are one of the leading causes of injury and death in the United States. The
role of traffic law enforcement in the reduction of accidents has been studied by relatively few …

For released prisoners, the minimum wage and earned income tax credits (EITCs) can
influence their ability to find employment and their potential wages relative to illegal sources of …

Sacrifice is widely believed to enhance cooperation in churches, communes, gangs, clans,
military units, and many other groups. We find that sacrifice can also work in the lab, apart …

… a large multistate study and a partial study of Maryland finding no increase.19, 24 Our
results describing the effect of the ACA on Maryland EDs suggest a reason for the contradiction …

We exploit local deficits and state-level differences in police revenue retention from civil
asset forfeitures to estimate how incentives to raise revenue influence policing. In a national …

This paper sheds light on the general mechanisms underlying large-scale social and institutional
change. We employ an agent-based model to test the impact of authority centralization …

We consider a model of multilevel selection and the evolution of institutions that distribute
power in the form of influence in a group's collective interactions with other groups. In the …

This article outlines a new approach to the study of religious commitment. Starting with a
variant on Schelling's classic model of mobility and segregation, we develop a multi‐agent …