We studied the effect of marijuana liberalization policies on perinatal health with a multiperiod difference-in-differences estimator that exploited variation in effective dates of medical marijuana laws (MML) and recreational marijuana laws (RML). We found that the proportion of maternal...

Cannabis policy is a story of complexity and dynamism laced with tension and inequity. Policy makers’ views are rapidly changing, reflected by many bills sitting before Congress. This Essay considers three of the major bills that have a more comprehensive approach to cannabis. These bills also...