What does a pack of cigarettes cost a smoker, the smoker's family, and society? This longitudinal study on the private and social costs of smoking calculates that the cost of smoking to a 24-year-old woman smoker is $86,000 over a lifetime; for a 24-year-old male smoker the cost is $183,000. The total social cost of smoking over a lifetime—including both private costs to the smoker and costs imposed on others (including second-hand smoke and costs of Medicare, Medicaid, and Social Security...