Correlational finding on Happiness and Material standard of living
Subject code: I01ac04

StudyNg et al. (2009): study ZZ World samples 2005
TitleAffluence, Feelings of Stress, and Well-Being.
SourceSocial Indicators Research, 2009, Vol. 94, 257 - 271
DOIDOI:10.1007/s11205-008-9422-5
Public15+ aged, general public, 121 nations, 2005-2006
SampleProbability sample (unspecified)
Non-Response
Respondents N =125077

Correlate
Author's labelRich people (vs poor)
Page in Source 265
Our classificationMaterial standard of living, code I01ac04
Operationalization
Index of:
A: Logarithm of reported household income.
B: Average of asses to conveniences, yes/no
   Ba:running water
   Bb: a telephone
   Bc: electricity
   Bd: a television
   Be: a computer
   Bf: acces to internet.
C: Basic needs: times in the past year when they did 
not have enough money for food or shelter (yes/no)

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
C-BW-c-sq-l-11-c
Rich people M = 6.62
Poor people M = 4.26
-difference:   +2.36
C-BW-c-sq-l-11-cDM=+
C-BW-c-sq-l-11-c


Appendix 1: Happiness measures used
CodeFull Text
C-BW-c-sq-l-11-cSelfreport on single question:

Here is ladder representing the 'ladder of life'. Let's suppose the top of the ladder represents the best possible life for you; and the bottom, the worst possible life for you. On which step of the ladder do you feel you personally stand at the present time?
10 best possible
9
8
7
6
5
4
3
2
1
0 worst possible life

This question was followed (not preceded) by items on life 5 years ago and 5 years from now.


Appendix 2: Statistics used
SymbolExplanation
DMDIFFERENCE of MEANS
Type: descriptive statistic only.
Measurement level: Correlate: dichotomous, Happiness: metric
Range: depending on the happiness rating scale of the author; range symmetric about zero.

Meaning: the difference of the mean happiness, as measured on the author's rating scale, between the two correlate levels.
Source:
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.
https://worlddatabaseofhappiness.eur.nl