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Learning effect on survey data: high leverage and estimation bias

Author

Listed:
  • Mazbahul Golam Ahamad

    (Centre for Policy Dialogue)

Abstract

Method of survey data collection, especially at household or personal interview, responders frequently answers extreme, because of their pre-assumption on questionnaire to get financial or food aid. This reduces data consistency and advances leverage that affects estimation procedure and estimated predictors. This study analysis the impact of learning effect on research hypothesis using mailed interview of different cluster of researcher such as expertise, mid-level research assistants and enumerators of primary (household or personal) data survey.

Suggested Citation

  • Mazbahul Golam Ahamad, 2010. "Learning effect on survey data: high leverage and estimation bias," Economics Bulletin, AccessEcon, vol. 30(1), pages 1-4.
    • Handle: RePEc:ebl:ecbull:eb-10-00100
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    File URL: http://www.accessecon.com/pubs/EB/2010/Volume30/EB-10-V30-I1-A4.pdf
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    More about this item

    Keywords

    Learning effect; Leverage; Estimation Bias.;
    All these keywords.

    JEL classification:

    • C8 - Mathematical and Quantitative Methods - - Data Collection and Data Estimation Methodology; Computer Programs

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