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Correlational findings

Study Berry & Okulicz-Kozaryn (2009): study ZZ World samples 1995

Public
18+ aged general public, World, 2004
Survey name
INT-World Values Survey, pooled waves
Sample
Respondents
N = 68361
Non Response
Assessment
Interview: face-to-face
The main method of data collection in the World Values Survey is face-to-face interview at respondent´s home.

Correlate

Authors's Label
GDP per capita
Our Classification
Remarks
High income countries: GDP per capita > $10,000 Lower income countries: GDP per capita < $10,000
Distribution
Mean (SD) = 1.20 (1.02)
Related specification variables
Operationalization
A:  Gross domestic product (GDP) per capita
       in $10,000 at purchasing power parity
B: GDP/c squared (indicates non-linearity)

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SLW-c-sq-n-11-a HLM = +1.5 p < .001 ENTIRE SAMPLE
- GDP/pc O-SLW-c-sq-n-11-a HLM = -.11 ns -GDP/pc squared O-SLW-c-sq-n-11-a HLM = +1.5 p < .001 HIGH INCOME COUNTRIES
- GDP/pc O-SLW-c-sq-n-11-a HLM = -.15 p < .05 - GDP/pc squared O-SLW-c-sq-n-11-a HLM = -.87 ns LOWER INCOME COUNTRIES
- GDP/pc O-SLW-c-sq-n-11-a HLM = +2.7 ns - GDP/pc Squared O-SLW-c-sq-n-11-a HLM = +.65 ns ANGLO-SAXON nations
- GDP/pc O-SLW-c-sq-n-11-a HLM = -.10 ns - GDP/pc squared O-SLW-c-sq-n-11-a HLM = -1,5 p < .05 LATIN countries
- GDP pc O-SLW-c-sq-n-11-a HLM = +.75 p < .01 - GDP/pc squared

HLM controled for:
- Personal charactristics
  - age, age squared
  - income
  - married
  - income
  - unemployed
- Environmental conditions
  - live in either a smal community (<2000) or a big city (> 500.000)
  - GDP per capita in nation, GNP pc squared
- Interaction income*GDP per capita

Publication results correlate with DISsatisfaction. Signs were reversed by WDoH-team to fit standard presentation with Satisfaction