An Update on the Substitution between Alcohol and Marijuana: Evidence from the Legal Drinking Age and Medical Marijuana Laws

Stephen Kisty, University of Pittsburgh

This paper attempts to update the analysis that utilizes a regression discontinuity design to examine the effect of increased availability of legal alcohol at age 21, caused by the minimum legal drinking age in the United States, on the consumption of marijuana (Crost and Guerrero, 2012). Continue reading An Update on the Substitution between Alcohol and Marijuana: Evidence from the Legal Drinking Age and Medical Marijuana Laws

The Efficacy of State-Level PrEP Access Programs: A Tale of Two States

By Noah Zwiefel, Macalester College

Pre-exposure prophylaxis (PrEP) reinvents what we know about HIV prevention by nearly eliminating the risk that an individual will seroconvert after exposure to HIV. Uptake, however, has been slow in many areas where it would be most beneficial. Continue reading The Efficacy of State-Level PrEP Access Programs: A Tale of Two States