economist.com
Britain leads the world in online gambling
NOW AND THEN "Samuel" is plagued by old cravings, though he says he has quit gambling for good. The 25-year-old got hooked on online betting at 17 and, at the worst point, could squander a month's salary in minutes. He is not alone. By one estimate 29m Britons place a bet at least once a month, and hundreds of thousands have some sort of problem…