Economists have studied the impact of numerous state laws, from welfare rules to voting ID requirements. Yet for all this policy evaluation, what do we know about policy diffusion--how these policies spread from state to state? We present a series of facts based on a data set of over 700 U.S....

We estimate the effect of granting access to driver licenses to undocumented immigrants on their offspring's access to early childhood education (ECE). Using individual-level data from the ACS, we find that granting driving privileges to undocumented immigrants leads to a 6% increase in ECE...

Many young employees work on a temporary basis, which entails significantly greater income risk than "permanent" work, even for jobs in the same occupation and at a similar wage. We find that this income uncertainty leads lenders to ration credit to temporary workers, precisely at the stage of...

Introduced as part of the War on Poverty, Community Health Centers (CHCs) deliver primary care to underserved populations by locating sliding-scale clinics in economically disadvantaged areas. We investigate how this policy affected infant health using the rollout of CHCs and a flexible event...

The COVID-19 pandemic saw an unprecedented expansion of federal emergency rental assistance (ERA). Using applications to ERA lotteries in four cities linked to survey and administrative data, we assess its impacts on housing stability, financial security, and mental health. We find that...

Children represent the largest indirect beneficiaries of the U.S. social welfare system. Yet, many questions remain about the direct benefits of cash aid to children. The current understanding of the impacts of cash aid in the U.S. is drawn primarily from studies of in-kind benefits, tax...

The Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) is a widely used program. Previous research shows that WIC improves birth outcomes, but evidence about impacts on children and families is limited. We use a regression discontinuity leveraging an age five when...