Birth Cohort and the Black-White Achievement Gap: The Roles of Access and Health Soon After Birth
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One literature documents a significant, black-white gap in average test scores, while another finds a substantial narrowing of the gap during the 1980's, and stagnation in convergence after. We use two data sources -- the Long Term Trends NAEP and AFQT scores for the universe of applicants to the U
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美国国家经济研究局创建时间：
2009-06-01
