GDP growth is often measured poorly for countries and rarely measured at all for cities. We propose a readily available proxy: satellite data on lights at night. Our statistical framework uses light growth to supplement existing income growth measures. The framework is applied to countries with...

We formulate a version of the growth model in which production is carried out by heterogeneous plants and calibrate it to US data. In the context of this model we argue that differences in the allocation of resources across heterogeneous plants may be an important factor in accounting for...

"In this essay I propose that the adoption of the U.S. dollar as a common currency shortly after the ratification of the Federal Constitution and the accompanying transition from a fiat to specie standard was a pivotal moment in the nation's early history and marked an improvement over the...