Main description: What drug provides Americans with the greatest pleasure and the greatest pain? The answer, hands down, is alcohol. The pain comes not only from drunk driving and lost lives but also addiction, family strife, crime, violence, poor health, and squandered human potential. Young...

Any scheme to legalize marijuana that has a chance of enactment will tax the stuff. But how? Like tobacco, based on weight? Like alcohol, by measuring the intoxicating chemical? Like shoes or hotel rooms, as a percentage of price? Or, as one city in California taxes medical marijuana, by...

Researchers often test firm conduct models using pass-through regressions or instrumental variables (IV) methods. The former has limited applicability; the latter relies on potentially irrelevant instruments. We show the falsifiable restriction underlying the IV method generalizes the...