American technological creativity is geographically concentrated in areas that are generally distant from the country's most persistent pockets of joblessness. Could a more even spatial distribution of innovation reduce American joblessness? Could Federal policies disperse innovation without...

Historically, urban growth required enough development to grow and transport significant agricultural surpluses or a government effective enough to build an empire. But there has been an explosion of poor mega-cities over the last thirty years. A simple urban model illustrates that in closed...

This study combines the 2013 Federal Reserve Survey of Consumer Finances data and the Fiscal Analyzer, a highly detailed life-cycle consumption-smoothing program, to a) measure ultimate economic inequality – inequality in lifetime spending power – within cohorts, b) assess fiscal...