New Study Shows Youth Marijuana Use has Not Gone Up in Washington

Getty A new cost-benefit analysis of Washington’s marijuana legalization law by the Washington State Institute for Public Policy shows that cannabis use among young people is not on the rise, as some who favor prohibition predicted with the passage of I-502 in 2012. In fact, according to a biannual survey of school-age children in Washington, marijuana use among those in sixth, eighth, 10th and 12th grades has been stable or declining since the passage of I-502. Among 10th graders, for example, marijuana use (in the preceding year) went from 20% of those surveyed in 2010 to about 17% of...

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