The Benefits and Costs of Newer Drugs: Evidence from the 1996 Medical Expenditure Panel Survey
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The nation's spending for prescription drugs has grown dramatically in recent years. Previous studies have shown that the replacement of older drugs by newer, more expensive, drugs is the single most important reason for this increase, but they did not measure how much of the difference between new
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美国国家经济研究局创建时间：
2001-03-01
