Study Heukamp & Arino (2011): study ZZ World samples 1981

Public:

18+ aged general public, 64 countries, 1981-2004

Sample:

Respondents:

N = 114281

Non Response:

Assessment:

Interview: face-to-face

Correlate

Authors's label

Relative income

Our Classification

Operationalization

The relative income position of the participants (based on a self-reported deciles scale) in their respective society.

The same variable is also included raised to the power two to capture a possible nonlinear relationschip.

Observed Relation with Happiness