Using county-level analysis, this study demonstrates that there exists at most a minor relationship between the large, contemporary geographical variation in U.S. intergenerational income mobility and state-level policies. In addition to investigating the effects of specific policies, we...

This paper examines the regional distribution of public employment in Italy. It documents two sets of facts. This first is the use of public employment as a subsidy from the North to the less wealthy South. We calculate that about half of the wage bill in the South of Italy can be identified as...

As an aid to interpreting the results of height-by-age studies this paper investigates the relationship between average height and per capita income. The relationships among income, nutrition, medical care, and height at the individual level suggest that average height is nonlinearly related to...

We explore the impact of rising incomes at the top of the distribution on spatial sorting patterns within large U.S. cities. We develop and quantify a spatial model of a city with heterogeneous agents and non-homothetic preferences for neighborhoods with endogenous amenity quality. As the rich...

In many countries around the world, migration costs and housing supply restrictions interact with each other and combine to restrict workers' location decisions. Using an equilibrium sorting model and rich micro data from China, we evaluate the impacts of these dual constraints on workers'...

The growth of American governments in the twentieth century included large increases in funds for social insurance and public assistance. Social insurance has increased far more than public assistance, so "rise in the social insurance state" is a far better description of the century than "rise...

We construct and calibrate a model of the world economy in which countries' opportunities to develop depend on their trade with advanced economies. Trade opportunities in turn depend on the relative population of the advanced and developing world. As developing countries become advanced, they...