Introduction / Edward L. Glaeser, Tano Santos, and E. Glen Weyl -- Stochastic compounding and uncertain valuation / Lars Peter Hansen and José A. Scheinkman -- The good banker / Patrick Bolton -- How to implement contingent capital / Albert S. Kyle -- Bankruptcy laws and collateral regulation:...

New, “big” data sources allow measurement of city characteristics and outcome variables higher frequencies and finer geographic scales than ever before. However, big data will not solve large urban social science questions on its own. Big data has the most value for the study of cities when...