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IPUMS Higher Ed disseminates data from the Scientists and Engineers Statistical Data System (SESTAT), the leading surveys for studying the science and engineering (STEM) workforce in the United States. Data from the National Surveys of College Graduates (NSCG), Recent College Graduates (NSRCG) and Doctorate Recipients (SDR) are integrated from 1993 to the present.
Use it for GOOD -- never for EVIL
突然多了一张无界卡-暴雪vp永久免费加速器下载官网
IPUMS provides census and survey data from around the world integrated across time and space. IPUMS integration and documentation makes it easy to study change, conduct comparative research, merge information across data types, and analyze individuals within family and community context. Data and services available free of charge.
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突然多了一张无界卡-暴雪vp永久免费加速器下载官网