- 30-55 aged, general public, Amsterdam, The Netherlands, 1965
- N = 600
- Non Response:
Structured interview and low structured questionnaire at home.
- Authors's label
- Organizational activity
- Our Classification
- 3-item index of direct questions on number of organizational memberships, amount of time spent on these organizations per month, and holding a function.
Observed Relation with Happiness
Married males : r = -.08 (ns)
Never married females: r = +.03 (01)
Married females : r = +.05 (ns)