This paper focuses on three interrelated questions on urbanization and the geography of development. First, although we herald cities with their industrial bases as “engines of growth,” does industrialization in fact drive urbanization? While such relationships appear in the data, the...

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...