The purpose of this study was to examine parental monitoring practice and religious involvement (protective factor) and substance use among Hispanic and Non-Hispanic adolescents in the Southwest of the US. We also relied on social control theories to guide our investigation of why adolescents...

The role of friends in the US opioid epidemic is examined. Using data from the National Longitudinal Survey of Adolescent Health (Add Health), adults aged 25-34 and their high school best friends are focused on. An instrumental variable technique is employed to estimate peer effects in opioid...