Plausibly Exogenous [647] - Lead Exposure (10/26/2021)
LHS Variable
City-level homicide rates
RHS Variable
Cities' use of lead pipes
Source of Exogenous Variation
Variation in the historical distribution of lead water pipes and the acidity of city
water
- Feigenbaum and Muller (2016), “Lead exposure and violent crime in the early twentieth century”