Many studies have been published purporting to prove smoking bans in bars and restaurants are either good or neutral for business, and conflicting studies have also been published purporting to prove bans are bad for business. Scollo, Lal, Hyland and Glantz recently summarized many of these studies, concluding those which find no economic impact are published in the peer-reviewed scientific literature and funded by “objective” antitobacco interests, while those that do find bans hurt business are funded almost universally by Big Tobacco or its allies. Tobacco Control, 2003;12:13-20. However, the objectivity of those who publish studies finding smoking bans don’t...