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Improving Information for Social Policy Decisions -- The Uses of Microsimulation Modeling Volume II, Technical Papers (1991) / Chapter Skim
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Pages 258-259

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From page 258...
... GAO's efforts at model validation were hampered by the poor quality and lack of documentation of TRIM, which made it difficult to understand the model's assumptions, capabilities, and limitations. The general approach that GAO used to overcome the problem of a lack of administrative data or other comparison values was a sensitivity analysis of TRIM.
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From page 259...
... Finally, the GAO report discussed the high cost of performing a sensitivity analysis of TRIM. Using the model to simulate a transfer program necessitates specifying a considerable amount of input data, which makes preparation for a TRIM simulation relatively complicated, particularly for someone who is not an experienced TRIM analyst
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Key Terms

  • census bureau
  • march cps
  • sensitivity analysis
  • comparison values
  • program alternatives

  • filing units
  • input data
  • administrative data
  • transfer program
  • program participation

  • model validation
  • filing unit


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