Study Wilken & Kemmler (1997): study XZ Germany West 1985

Public:

66-80 aged women, Germany,1985

Sample:

Respondents:

N = 63

Non Response:

not reported

Assessment:

Interview: face-to-face

Correlate

Authors's label

age

Our Classification

Operationalization

1  53-60 aged
2  61-69 aged

Observed Relation with Happiness