Ron Coleman, please note: Tim Hartford, the Underground Economist, weighs Genuine Progress as it plays out in the men's room of your favorite neighborhood pub. The question: Whenever I go to the gentlemen’s toilet in a pub, I’m unsure how to behave...

.. .. .. .. First coffee prevented Alzheimer's. Then beer, wine, and spirits prevented Alzheimer's. Now, according to the Journal of Neuroscience, a big fat doobie prevents Alzheimer's. Can sex be far behind? Moneyquote: Our results indicate that cannabinoid receptors are important in the pathology of AD and that cannabinoids succeed in preventing the neurodegenerative process occurring in the disease. [Emphasis contrarian's] Hat tip: D. Parsons. UPDATE: Devastating development. [Hat tip: W&G]...