Imputing Missing Values in the US Census Bureau's County Business Patterns
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The County Business Patterns data published by the US Census Bureau track employment by county and industry from 1946 to the present. Two features of the data limit their usefulness to researchers: (1) employment for the majority of county-industry cells is suppressed to protect condentiality, and
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美国国家经济研究局创建时间：
2020-01-01
