We evaluate the association between foster care placement during childhood and adult criminality. In contrast to previous studies, we allow associations to vary by gender and age at initial placement. We find that foster care predicts higher adult criminality for males first placed during...

We use Swedish adoption data combined with police register data to study parent–son associations in crime. For adopted sons born in Sweden, we have access to the criminal records of both the adopting and biological parents. This allows us to assess the relative importance of pre-birth factors...

This paper studies intergenerational correlations in crime between fathers and their children and the underlying mechanisms that give rise to these correlations. Using data from the Stockholm Birth Cohort, we find strong evidence of an intergenerational criminal relationship. Sons whose fathers...

We study peer effects in crime by analyzing co-offending networks. We first provide a credible estimate of peer effects in these networks equal to 0.17. This estimate implies a social multiplier of 1.2 for those individuals linked to only one co-offender and a social multiplier of 2 for those...