Study Sigelman (1981): study US 1974
- Public
- 18+ aged, general public, USA, 1974-76
- Sample
- Respondents
- N = 2650
- Non Response
- Assessment
-
Interview: face-to-face
Highly structured
Correlate
- Authors's Label
- Married status
- Our Classification
-
-
- Operationalization
- 0 Not-married
1 Married
Observed Relation with Happiness
ß hardly increases when intelligence (IQ) is also controled.