Using newly constructed spatially disaggregated data for London from 1801 to 1921, we
show that the invention of the steam railway led to the first large-scale separation of …

Previous work on transportation investments has focused on average impacts in high-and
middle-income countries. We estimate average and heterogeneous effects in a poor …

This paper shows that having access to a fast Internet connection is an important
determinant of capitalization effects in property markets. Our empirical strategy combines a …

How effective are policies aimed at integrating isolated regions? We answer this question in
the context of a highway system in one of the poorest regions in the United States. With …

Each new radial highway serving large US metropolitan areas decentralized 14% to 16% of
central city working residents and 4% to 6% of jobs in the 1960–2000 period. Model …

This paper examines whether job suburbanization caused declines in black employment
rates from 1970 to 2000. I find that black workers are less likely than white workers to work in …

It is widely believed that transport infrastructure has important impacts on the development of
cities. Until recently, however, there has been little systematic evidence with which to …

News reports and policymakers frequently link African civil conflicts and wars to agricultural
crises caused by droughts. However, empirical studies of the relationship between rainfall …

This paper focuses on three interrelated questions on urbanization and the geography of
development. First, although we herald cities with their industrial bases as" engines of …

Le calcul économique public, tel que pratiqué depuis des décennies en France pour
l'évaluation socioéconomique des projets d'investissements publics, est centré sur des …