We assess whether in utero exposure to legalized abortion in the early 1970's affected individuals' propensities to use controlled substances as adolescents. We exploit the fact that some states legalized abortion before national legalization in 1973 to compare differen...

We assess whether adolescents who faced a higher risk of having been aborted are more likely to use controlled substances. We find that adolescents born in states that legalized abortion before national legalization in 1973, during the years when only those states permi...