Study Veenhoven (1989b): study ZZ EU 9 1975
- Public
- 15+ aged, general public, EU 9 member states, Western Europe, 1975-1986
- Sample
- Respondents
- N = 12996
- Non Response
- Assessment
- Interview: face-to-face
Correlate
- Authors's Label
- Change in GNP in %
- Our Classification
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- Operationalization