Originally Posted by operative
The problem with his thinking is that people aren't avoiding using the drugs in question because they're illegal or because they're too expensive--they're not using them because it's very stupid to do so.
You'd need to show this with evidence. I'd be perfectly happy to have someone who's researched it and come to different conclusions debate what the research shows with Mark.
It seems clear to me that both cost and the other effects of legality have some effect. I'm not so sure how dramatic the effect is.