Using Mandated Speed Limits to Measure the Value of a Statistical Life
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In 1987 the federal government permitted states to raise the speed limit on their rural interstate roads, but not on their urban interstate roads, from 55 mph to 65 mph for the first time in over a decade. Since the states that adopted the higher speed limit must have valued the travel hours they
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美国国家经济研究局创建时间：
2002-08-01
