Dangos 1 - 4 canlyniadau o 4 ar gyfer chwilio 'Grogger, Jeff', amser ymholiad: 0.13e Mireinio'r Canlyniadau
  1. 1

    Time limits and welfare use gan Grogger, Jeff

    Cyhoeddwyd 2000
    Llyfr

    Time limits and welfare use
  2. 2

    The impact of grading standards on student achievement, educational attainment, and entry-level earnings gan Betts, Julian R.

    Cyhoeddwyd 2000
    Llyfr

    The impact of grading standards on student achievement, educational attainment, and entry-level earnings
  3. 3

    Welfare dynamics under term limits gan Grogger, Jeff

    Cyhoeddwyd 1999
    Llyfr

    Welfare dynamics under term limits
  4. 4

    The introduction of crack cocaine and the rise in urban crime rates gan Grogger, Jeff

    Cyhoeddwyd 1998
    Click here to download the fulltext
    Llyfr

    The introduction of crack cocaine and the rise in urban crime rates

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