We survey and assess the literature on the positive and negative effects of ethnic diversity on economic policies and outcomes. Our focus is on both focus both cities in developed countries (the US) and villages in developing countries. We also consider the endogenous formation of political...

This paper studies the persistent effects of China’s Great Wall, built in the Ming Dynasty (1368-1644), on contemporary regional ethnic diversity and economic development. Using rich township-level and individual-level data combined with spatial regression discontinuity strategy, we find that...