Date of Award

Fall 12-23-2020

Document Type


Degree Name

Master of Arts (MA)



First Advisor

Randall K. Filer

Second Advisor

Partha Deb


This Masters’ Thesis examines the effect of legalization of recreational marijuana on alcohol related car accident fatalities in the state of Colorado. I used the Synthetic Control Method to analyze this effect. Results of my findings indicate that after legalization of marijuana there was no significant increase in the number of drunk driving accident fatalities.



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