How Coupons Keep Drugs Costly

January/February 2023, Interview: "For patients who depend on costly medications to stay healthy, co-pay coupons and patient assistance programs are popular ways to save money at the pharmacy counter. But research by Rauner professor of business administration Leemore Dafny, the Jay Fellow, finds with colleagues that these common “cost-saving” tools actually drive up the cost of prescription drugs." Read Via Harvard Magazine