Study Gillespie (2001): study US 2001

Public

18+ aged, general public, United States, 2001

Survey name

Gallup poll

Sample

Respondents

N = 1004

Non Response

Assessment

Interview: Computer Assisted Telephone Interview (CATI)

Correlate

Authors's Label

Age

Our Classification

Operationalization

1: 18 - 29 years
2: 30 - 49 years
3: 50 - 64 years
4: 65 +

Observed Relation with Happiness