Study Stapel (1970): study NL 1969

Public

21+ aged, general public, The Netherlands, 1969

Survey name

NL-NIPO

Sample

Respondents

N = 1003

Non Response

Assessment

Interview: face-to-face

Correlate

Authors's Label

Annual income (in Dutch Florin)

Our Classification

Operationalization

1: Less than 9000
2: 9000-12000
3: 12000-18000
4: 18000 and higher

Observed Relation with Happiness