Study Veenhoven (1989b): study ZZ 1957
- Public:
- 18+ aged, general public, 14 nations, 1957-1962
- Sample:
- Respondents:
- N = 18653
- Non Response:
- Assessment:
- Interview: face-to-face
Correlate
- Authors's Label
- Wealth
- Our Classification
-
-
- Operationalization
- Real GNP per head 1961