HRS Bibliography
C
Cognitive Performance Measures in Survey Research on Older Adults. In: Cognition, Aging, and Self Reports. Cognition, Aging, and Self Reports. Philadelphia: Psychology Press; 1999. doi:10.4324/9780203345115.
. Q
Question Difficulty and Respondents' Cognitive Ability: The Impact on Data Quality. Journal of Official Statistics. 1997;13(2):181-199.
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