The Supreme Court of Canada has unanimously upheld a law enacted by the province of British Columbia which announces a retroactive right to recoup from tobacco companies money spent on illnesses due to smoking. (commentary: Edmonton Sun, Ezra Levant). Canada thus becomes the first country to emulate the principle announced by state attorneys general in the U.S., which culminated in the notorious $246 billion state-tobacco settlement. As parents used to say: if you saw your friend jump off a cliff, would you do that too? (cross-posted from Point of Law)