Study Lepper (1998): study US California 1993
- Public:
- Retirees, Southern California, USA, followed 9 months199?
- Sample:
- Respondents:
- N = 971
- Non Response:
- Assessment:
-
Questionnaire: paper
Mailed questionnaire
Correlate
- Authors's label
- Over time correlation from wave 1 to wave 2 (9-month lag)
- Our Classification
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-
- Operationalization
- consistency of SWB measures from wave 1 to wave 2 (9-month lag)