In many cities, restaurants and retail establishments are spatially concentrated. Economists have long recognized the presence of demand externalities that arise from spatial agglomeration as a possible explanation, but empirically identifying this type of spillovers has proven difficult. We...

Income differences across US cities are well documented, but little is known about the level of standard of living in each city--defined as the amount of market-based consumption that residents are able to afford. In this paper we provide estimates of the standard of living by commuting zone for...

We investigate the employment consequences of deindustrialization for 1,993 cities in France, Germany, Great Britain, Italy, Japan, and the United States. In all six countries we find a strong negative relationship between a city's share of manufacturing employment in the year of its country's...

Cities with a larger concentration of scientists have been shown to be more productive places for additional scientists to do Research and Development. At the same time, these urban areas tend to be associated with higher costs of doing research, in terms of both wages and land. While the...