Deterrence theory proposes that legal compliance is influenced by the anticipated risk of legal sanctions. This implies that changes in law will produce corresponding changes in behavior, but the marijuana decriminalization literature finds only fragmentary support for this prediction. But few...

The debate over alternative regimes for currently illicit psychoactive substances focuses on polar alternatives: harsh prohibition and sweeping legalization. This study presents an array of alternatives that lies between these extremes. The current debate lacks an explicit and inclusive...