Study Crider et al. (1991): study US Pennsylvania 1971
- Public
- Middle aged, Pennsylvania, United States of America, 1971 - 1984
- Survey name
- Unnamed study
- Sample
- Respondents
- N = 1188
- Non Response
- 42%
- Assessment
-
Questionnaire: Paper & Pencil Interview (PAPI)
Not reported, assumend mail questionnair
Correlate
- Authors's Label
- Number of relatives
- Our Classification
-
-
- Related specification variables
-
-
- Operationalization
- Selfreport on single question
1: none
2: one
3: 2 to 5
4: 6 to 9
5: 10 or more
Observed Relation with Happiness
1971
1971
1971
- income
- number of friends
- religious beliefs