Costa: Marijuana use Amsterdam highest in the world
Dutch await backing evidence for Outlandish claims made by UNODC executive From a text, from Costa’s hand, that was posted on the UNODC’s website, but retracted a few days later, we learned that the Executive Director’s views on Cannabis were...
Prohibition open to be challenged?
Last December, at the International Drug Policy Reform Conference, the Dutch psychiatrist Fredrick Polak asked Antonio Costa how he could explain that the average use of cannabis in the Netherlands is lower than it’s surrounding countries, even though it is...

