This paper studies social-tie formation when individuals care about the geographical location of other individuals. In our model, the intensity of social interactions can be chosen at the same time as friends. We characterize the equilibrium in terms of both social interactions and social...

Who will benefit and who will lose from a permanent increase in working from home (WFH)? This paper investigates the impact of WFH on cities of different sizes, highlights the dangers of too much WFH, and discusses aspects of the disagreement between workers and firms. Our results suggest that...

The objective of this paper is to show how the same market failures that contribute to urban sprawl also contribute to urban blight. The paper develops a simple dynamic model in which new suburban and older central-city properties compete for mobile residents. The level of housing services...