Ethnic diversity is endogenous to economic development in the long run. Yet the standard approach in economic research is to treat ethnic diversity as an exogenous factor. By identifying instruments for ethnic diversity, we correct this misspeci ca- tion and establish that ethnic diversity has...

This paper shows that living in public housing has no effect on the probability of being unemployed in France, once we account for the endogeneity of public housing. We estimate a simultaneous probit model of unemployment and public housing. On a first sample for Lyon, we instrument public...

Despite a voluminous literature on the topic, the question of whether foreign aid leads to growth is still controversial. To observe the pure effect of aid, researchers used instruments that must be exogenous to growth and explain well aid flows. This paper argues that instruments used in the...

We use novel historical data on economics and social rights from the constitutions of 195 countries and an instrument variable strategy to answer two important questions. First, do economic and social rights provisions in constitutions reduce poverty? Second, does the strength of constitutional...

This paper investigates the nature of the IV method for tackling endogeneity. By tracing the rise and fall of the method in macroeconometrics and its subsequent revival in microeconometrics, it pins the method down to an implicit model respecification device-breaking the circular causality of...