Public Health Efforts and the Decline in Urban Mortality
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Using data on 25 major American cities for the period 1900-1940, we explore the effects of municipal-level public health efforts that were viewed as critical in the fight against food- and water-borne diseases. In addition to studying interventions such as treating sewage and setting strict
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美国国家经济研究局创建时间：
2018-09-01
