Too many attributes: A test of the validity of combining discrete-choice and best–worst scaling data

J Zhang,F Reed Johnson,Ateesha F Mohamed,A Brett Hauber

Journal of Choice Modelling（2015）

引用 23|浏览3

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摘要

•Alzheimer caregiver stated-preference study with DCE and BWS questions.•Combines DCE data and BWS data to increase the number of attributes evaluated.•Fails to reject hypothesis of simple scale difference between data sources.•Obtained parameter estimates for full list of attributes in a common metric.•Concern about confounding among attribute importance and scale appear unwarranted.

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关键词

Discrete choice experiments,Choice-format conjoint analysis,Best–worst scaling,Patient preferences,Data enrichment

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