A notable feature of post-World War II civil wars is their very long average duration. We provide a theory of the persistence of civil wars. The civilian government can successfully defeat rebellious factions only by creating a relatively strong army. In weakly-institutionalized polities this...

This paper studies the origins and consequences of the Russian mafia (vory-v-zakone). Using a unique web scraped dataset containing detailed biographies of more than 5,000 mafia leaders, I first show that the Russian mafia originated in the Soviet Gulag archipelago, and could be found near the...

This paper studies the origins and consequences of the Russian mafia (vory-v-zakone). I web scraped a unique dataset that contains detailed biographies of more than 5,000 mafia leaders operating in 15 countries of the (former) Soviet Union at some point between 1916 and 2017. Using this data, I...

This paper provides causal evidence on the importance of socioeconomic circumstances, socialization, and childhood events, in the formation of adult political behaviour and attitudes, using region-by-cohort variation in exposure to the Jewish expulsions in Nazi Germany as a quasi-experiment. We...

We present a new aggregation method - called SVM algorithm - and use this technique to produce novel measures of democracy (186 countries, 1960-2014). The method takes its name from a machine learning technique for pattern recognition and has three notable features: it makes functional...

Several countries have recently abolished or significantly reduced their taxes on bequests.Bequest taxes, on the other hand, were among the first to be introduced when modernsystems of taxation were developed at the end of the nineteenth century. We propose anexplanation for these facts which is...

A notable feature of post-World War II civil wars is their very long average duration. We provide a theory of the persistence of civil wars. The civilian government can successfully defeat rebellious factions only by creating a relatively strong army. In weakly-institutionalized polities this...

We use the fall of the Berlin Wall in 1989 to show that personal relationships which individuals maintain for non-economic reasons can be an important determinant of regional economic growth. We show that West German households who have social ties to East Germany in 1989 experience a persistent...

Why do countries with similar levels of development have such different financial systems? Some countries, such as the US and UK, rely extensively upon capital markets for mobilizing new capital, while others, such as Germany, France, and Japan, rely heavily on bank lending. I argue that the...

The voter - bureaucrat is locked into a situation of a conflict of interests: as a conscientious citizen, he or she should support optimal expenditure levels for providing certain public goods, but as a person whose wellbeing and career depend on the volume of expenditures for providing public...