How Do Copayment Coupons Affect Branded Drug Prices and Quantities Purchased?
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We estimate the causal effects of drug copayment coupons, which reduce consumer cost-sharing for branded prescription drugs, on net-of-rebate price and quantities sold. Focusing on drugs without generic substitutes, we show that coupon introductions increase quantity sold by 23-25% for the
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美国国家经济研究局创建时间：
2022-02-01
