Overdose deaths from prescription opioid pain relievers nearly quadrupled between 1999 and 2010, making this the worst drug overdose epidemic in U.S. history. In response, numerous supply-side interventions have aimed to limit access to opioids. However, these supply disruptions may have the...

Panel data are often used in empirical work to account for additive fixed time and unit effects. More recently, the synthetic control estimator relaxes the assumption of additive fixed effects for case studies, using pretreatment outcomes to create a weighted average of other units which best...

In 2006, Massachusetts enacted comprehensive health care reform which served as a model for the Affordable Care Act. I study the mortality effects of the reform using synthetic control estimation, relaxing two critical assumptions required to implement this method. The traditional approach...

Despite efforts to address the opioid crisis, opioid-related overdoses remain a significant contributor to mortality. State efforts to reduce overdose deaths by removing barriers to naloxone have recently focused on pharmacy channels, but the specifics of these laws and the contexts in which...