In this chapter I provide a brief history of the TANF program, including changes made as part of the 2005 Deficit Reduction Act. I then present a variety of program statistics, including trends in aggregate and state-level caseloads and spending, along with changes in the demographic composition...

We conduct a randomized evaluation of the effect of village-based schools on children's academic performance using a sample of 31 villages and 1,490 children in rural northwestern Afghanistan. The program significantly increases enrollment and test scores among all children, eliminates the 21...

Conventional wisdom holds that protectionism is counter-cyclic; tariffs, quotas and the like grow during recessions. While that may have been a valid description of the data before the Second World War, it is now inaccurate. In the post-war era, protectionism has not actually moved...

We report results from the first systematic study of the mobility of scientists engaged in research in a large number of countries. Data were collected from 17,182 respondents using a web-based survey of corresponding authors in 16 countries in four fields during 2011. We find considerable...

Ghanaian custom views children as members of either their mother's or father's lineage (extended family), but not both. Patrilineal custom charges a man's lineage with caring for his widow and children, while matrilineal custom places this burden on the widows' lineage - her father, brothers,...

This paper uses administrative data on schooling and earnings from Texas to estimate the effect of college quality on the distribution of earnings. We proxy college quality using the college sector from which students graduate and focus on identifying how graduating from UT-Austin, Texas A\&M or...

It is conventional wisdom that it is possible to reduce exposure to indoor air pollution, improve health outcomes, and decrease greenhouse gas emissions in the rural areas of developing countries through the adoption of improved cooking stoves. This belief is largely supported by observational...

This paper compares the relative impact of two road safety interventions in the Kenyan minibus or matatu sector: a top down set of regulatory requirements known as the Michuki Rules and a consumer empowerment intervention. We use very detailed insurance claims data on three classes of vehicles...

Insurance induces a well-known tradeoff between the welfare gains from risk protection and the welfare losses from moral hazard. Empirical work traditionally estimates each side of the tradeoff separately, potentially yielding mutually inconsistent results. I develop a nonlinear budget set model...

Walmart often faces strong local opposition when trying to build a new store. Opponents often claim that Walmart lowers nearby housing prices. In this study we use over one million housing transactions located near 159 Walmarts that opened between 2000 and 2006 to test if the opening of a...