Gazze, Ludovica; Persico, Claudia; Spirovska, Sandra - National Bureau of Economic Research - 2021
on preschool blood lead levels (BLLs) matched to education data for all students in North Carolina public schools. We … compare siblings whose school-grade cohorts differ in the proportion of children with elevated BLLs, holding constant school … and peers' demographics. Having more lead-exposed peers is associated with lower high-school graduation and SAT …