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Summary. Comparing assessments on a subjective scale across countries or socio‐economic groups is often hampered by differences in response scales across groups. Anchoring vignettes help to correct for such differences, either in parametric models (the compound hierarchical ordered probit (CHOPIT) model and extensions) or non‐parametrically, comparing rankings of vignette ratings and self‐assessments...
Summary. Analysis of self‐assessments may yield biased results when respondents use the response categories of survey questions in different ways. An anchoring vignette is a short description of relevant aspects of a hypothetical person's life and can be used to correct self‐assessments for heterogeneity in reporting behaviour. The paper studies the validity of the parametric model for the anchoring...
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