That paper is great! Why can't more public policy be based on sensible metrics like this?<p>(<a href="http://web.mit.edu/mariya/Public/Exploring%20Pharmacology%2008/addiction/Development%20of%20a%20rational%20scale%20to%20asses%20the%20harm%20of%20drugs.pdf" rel="nofollow">http://web.mit.edu/mariya/Public/Exploring%20Pharmacology%20...</a>)