Study Sacks et al. (2010): study ZZ World samples 1981 /1

Public:

18+ general public, 61 countries, 1981-2004

Survey name:

WVS: combined waves

Sample:

Respondents:

N = 116527

Non Response:

Assessment:

Interview: face-to-face

Correlate

Authors's label

Household income

Our Classification

Operationalization

Self-rated household income on 10-step scale, varying by country

Observed Relation with Happiness