Correlational finding on Happiness and subject: Satisfaction with consumption level

StudyLee et al. (2002): study US 1997
TitleDeveloping a Subjective Measure of Consumers Well-Being.
SourceJournal of Macromarketing, 2002, Vol. 22, 158 - 169
Public18+ aged, students, USA, 199?
SampleNon-probability purposive sample
Respondents N =298

Author's labelConsumer well-being
Page in Source 164
Our classificationSatisfaction with consumption level
Consumer well-being measure is the summation of 6 
composite indexes on satisfaction with:
a acquisition
b possessions
c consumption
d repair services
e do-it-yourself repairs
f disposition

Observed Relation with Happiness
O-DT-u-sq-v-7-ar=+.63 p < .01

Appendix 1: Happiness measures used
CodeFull Text
O-DT-u-sq-v-7-aSelfreport on single question:

How do you feel about your life as a whole.....?
7 delighted
6 pleased
5 mostly satisfied
4 mixed
3 mostly dissatisfied
2 unhappy
1 terrible

Name: Andrews & Withey's `Delighted-Terrible Scale' (original version)

Appendix 2: Statistics used
rPRODUCT-MOMENT CORRELATION COEFFICIENT (Also "Pearson's correlation coefficient' or simply 'correlation coefficient')
Type: test statistic.
Measurement level: Correlate: metric, Happiness: metric
Range: [-1; +1]

r = 0 no correlation ,
r = 1 perfect correlation, where high correlate values correspond with high happiness values, and
r = -1 perfect correlation, where high correlate values correspond with low happiness values.
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.