The Effects of Medical Marijuana Dispensaries on Adverse Opioid Outcomes

This paper uses a unique marijuana dispensary dataset to exploit within- and across-state variation in dispensary openings to estimate the effect increased access to marijuana has on narcotic-related admissions to treatment facilities and drug-induced mortalities. I find that core-based statistical areas (CBSAs) with dispensary openings experience a 20 percentage point relative decrease in painkiller treatment admissions over the first two years of dispensary operations. 

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