Throughout the imperial era, defensive walls surrounded Chinese cities. Although most city walls have vanished, the cities have survived. We analyze a sample of nearly 300 prefectural-level cities in China, among which about half historically had city walls. We document that cities that had...

This paper provides causal evidence on how political parties consolidate power in an electoral democracy. We collect administrative data on expressway construction by the Justice and Development Party (AKP) in Turkey, and use province-by-year variation in expressway construction to show that...

The Great Chinese Famine of 1959-1961 is puzzling, since despite the high death rates, there is no discernable diminution in height amongst the majority of cohorts who were exposed to the famine in crucial growth years. An explanation is that shorter children experienced greater mortality and...