Evidence Does Not Favor Marijuana Gateway Effects Over a Common-Factor Interpretation of Drug Use Initiation

Responses to Anthony, Kenkel, & Mathios and Lynskey

Andrew R. Morral, Daniel F. McCaffrey, Susan M. Paddock

ResearchPosted on rand.org Dec 1, 2002Published in: Addiction, v. 97, no. 12, Commentaries, Dec. 2002, p. 1509-1510

Evaluation of prohibition policies should balance the known and possible harms of legal access to marijuana against the known and possible harms associated with marijuana prohibition. The author's study demonstrates that, contrary to the assertions of many advocates and policy makers, marijuana's purported gateway effects are not known harms of marijuana use that can be expected to cause increased hard drug use or abuse if the incidence of marijuana use increased.

Topics

Document Details

  • Availability: Non-RAND
  • Year: 2002
  • Pages: 1
  • Document Number: EP-200200-48

This publication is part of the RAND external publication series. Many RAND studies are published in peer-reviewed scholarly journals, as chapters in commercial books, or as documents published by other organizations.

RAND is a nonprofit institution that helps improve policy and decisionmaking through research and analysis. RAND's publications do not necessarily reflect the opinions of its research clients and sponsors.