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Working Paper 2002-024B

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"Aggregated vs. Disaggregated Data in Regression Analysis: Implications for Inference"
by Thomas A. Garrett

This note demonstrates why regression coefficients and their statistical significance differ across degrees of data aggregation. Given the frequent use of aggregated data to explain individual behavior, data aggregation can result in misleading conclusions regarding the economic behavior of individuals.

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Category > Applied Econometrics
Author > Thomas A. Garrett