Correlational finding on Happiness and Current age (in years)
Subject code: A04ab

StudyTiefenbach & Kohlbacher (2011): study JP 2011
TitleHappiness from the Viewpoint of Economics.
SourceDeutsches Institut für Japanstudien, 2011, Tokyo, Japan
URLhttps://www.dijtokyo.org/publication/happiness-from-the-viewpoint-of-economics-findings-from-recent-survey-data-in-japan/
Public15 -79 aged, Japan, 2011
SampleProbability stratified sample
Non-Response28,4%
Respondents N =3578

Correlate
Author's labelAge
Page in Source 7
Our classificationCurrent age (in years), code A04ab
Operationalization
 1: 15 - 19 years
 2: 20 - 24 years
 3: 25 - 29 years
 4: 30 - 34 years
 5: 35 - 39 years
 6: 40 - 44 years
 7: 45 - 49 years
 8: 50 - 54 years
 9: 55 - 59 years
10: 60 - 64 years
11: 65 - 69 years
12: 70 - 74 years
13: 75 - 80 years
Observed distributionN=3578; 1: 0,06; 2: 0,06; 3: 0,05; 4: 0,07; 5: 0,09; 6: 0,08; 7: 0,08; 8: 0,09; 9: 0,09; 10: 0,13; 11: 0,09; 12: 0,07; 13: 0,05.

Observed Relation with Happiness
Happiness
Measure
StatisticsElaboration/Remarks
O-HL-c-sq-n-11-fDM=-/+
 1: 15 - 19 years M = 6,82
 2: 20 - 24 years M = 6,41
 3: 25 - 29 years M = 6,42
 4: 30 - 34 years M = 6,84
 5: 35 - 39 years M = 6,52
 6: 40 - 44 years M = 6,59
 7: 45 - 49 years M = 6,13
 8: 50 - 54 years M = 6,28
 9: 55 - 59 years M = 6,53
10: 60 - 64 years M = 6,36
11: 65 - 69 years M = 6,35
12: 70 - 74 years M = 6,4
13: 75 - 80 years M = 6,54


Appendix 1: Happiness measures used
CodeFull Text
O-HL-c-sq-n-11-fSelfreport on single question

How happy are you currently?
10
9
8
7
6
5
4
3
2
1
0

Labeling of scale ends not reported


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