It's a rather decent article looking at an FDA bill working its way through. An excerpt:
FULL ARTICLEBuried deep in the federal government’s voluminous new tobacco regulations is a little-known cost-benefit calculation that public health experts see as potentially poisonous: the happiness quotient. It assumes that the benefits from reducing smoking — fewer early deaths and diseases of the lungs and heart — have to be discounted by 70 percent to offset the loss in pleasure that smokers suffer when they give up their habit.