Marijuana liberalization policies: why we can’t learn much from policy still in motion.

@article{Pacula2014MarijuanaLP,
  title={Marijuana liberalization policies: why we can’t learn much from policy still in motion.},
  author={Rosalie Liccardo Pacula and Eric L. Sevigny},
  journal={Journal of policy analysis and management : [the journal of the Association for Public Policy Analysis and Management]},
  year={2014},
  volume={33 1},
  pages={212-21}
}