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Activity Number: 284
Type: Contributed
Date/Time: Tuesday, August 4, 2009 : 8:30 AM to 10:20 AM
Sponsor: Section on Survey Research Methods
Abstract - #304625
Title: Reproducing Nonresponse Adjustments in Replicate Weights
Author(s): Pedro J. Saavedra and R. Lee Harding*+
Companies: ICF Macro and Macro International, Inc.
Address: 11785 Beltsville Drive, Calverton, MD, 20705,
Keywords: Jackknife ; propensity categories ; variance estimation ; weight adjustments
Abstract:

Creation of replicate weights for the jackknife procedure should reproduce the adjustment patterns of the main weighting. Often this is not possible because all the information is not available or the process is too cumbersome. When nonresponse adjustments using propensity scores are done, and there is no post-stratification, there are four possible ways of adjusting replicate weights. Thus complete reproduction of the weighting procedure may not be necessary. One can build replicates with the initial sample and reproduce the propensity categories, accept the categories but recalibrate the adjustments, estimate the change in adjustment coefficients from the respondents only, or apply the same adjustments as were applied in the original sample. Using simulated data, estimates from the four approaches were compared under different conditions.


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