All Stories

  1. Comparing and contrasting diverse illegal markets

    Article • Proceedings of the National Academy of Sciences, August 2026, Proceedings of the National Academy of Sciences

    Jonathan Caulkins

  2. How long should the COVID-19 lockdown continue?

    Article • PLOS One, December 2020, PLOS

    Jonathan Caulkins

  3. Cannabis legalization, regulation, & control: a review of key challenges for local, state, and provincial officials

    Article • The American Journal of Drug and Alcohol Abuse, May 2019, Taylor & Francis

    Jonathan Caulkins

  4. The Whole is Just the Sum of its Parts: Limited Polydrug Use Among the “Big Three” Expensive Drugs in the United States

    Article • Current Drug Abuse Reviews, April 2014, Bentham Science Publishers

    Jonathan Caulkins