Study Kolstad (1996): study NO 1990

Public:

17+ aged, general public, Norway, 1990

Sample:

Respondents:

N = 995

Non Response:

Assessment:

Interview: telephone (CATI)
Supplemented by two waves of mail questionnaires

Correlate

Authors's label

Demographic variables, income and education

Our Classification

Operationalization

A. Gender
B. Age
C. Education
D. Income

Observed Relation with Happiness