Study Campbell et al. (1976): study US 1971
- Public:
- 18+ aged, general public, USA, 1971
- Sample:
- Respondents:
- N = 2164
- Non Response:
- 20%
- Assessment:
-
Interview: face-to-face
Highly structured, at home
Correlate
- Authors's label
- Happiness
- Our Classification
-
-
- Operationalization
- Selfreport on single question:
Taking all together, how happy would you say you are?
3 very happy
2 pretty happy
1 not too happy