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Research Note on Linking CPS ASEC Files.

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Researchers developed a new method to link Current Population Survey Annual Social and Economic Supplement (CPS ASEC) oversample records, increasing linked data by 30%. This enhances the study of socioeconomic changes over time.

Keywords:
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Area of Science:

  • Social Sciences
  • Demography
  • Economics

Background:

  • The Current Population Survey (CPS) is crucial for tracking socioeconomic trends.
  • The Annual Social and Economic Supplement (ASEC) provides rich data on income and benefits.
  • Existing methods limit the linkage of ASEC oversample data across years.

Purpose of the Study:

  • To address limitations in linking CPS ASEC oversample records.
  • To increase the sample size for longitudinal analysis of socioeconomic indicators.
  • To improve the study of short-term changes in family structure, employment, income, and poverty.

Main Methods:

  • Developed and applied a novel linkage method for CPS ASEC oversample cases.
  • Focused on the 2005-2020 ASEC data.
  • Recovered previously unlinked oversample records.

Main Results:

  • Successfully linked an additional 150,000 records across the 2005-2020 ASEC files.
  • Achieved a yearly increase of 13,000 to 19,000 linked records.
  • Increased the overall linked sample size by approximately 30%.

Conclusions:

  • The new linkage method significantly expands the usable dataset for longitudinal research.
  • Enhanced data linkage allows for more robust analysis of socioeconomic dynamics.
  • This approach improves the utility of CPS ASEC for social science research.