print

Correlational findings

Study Welsch (2002a): study ZZ 1990

Public:
Adults, general public, 54 nations, 1990s
Sample:
Respondents:
N = 75000
Non Response:
n.a.
Assessment:
Interview: face-to-face

Correlate

Authors's label
Rationality
Our Classification
Operationalization
Number of scientist & engineers per thousand population

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-HL-u-sq-v-4-a = Average happiness by rationality in 54 nations. O-HL-u-sq-v-4-a b = +2.6 p < .00 No control variables O-HL-u-sq-v-4-a b = -.13 p < .01 B controlled for:
- income per head
- air and water pollution
O-HL-u-sq-v-4-a b = -.06 p < .00 Logarithm of happiness regressed on logarithm of rationality

B +2.6 means that happiness is increased by 2.6 points on the happiness scale 1-4 for one additional scientist per thousand population

B -.13 means that happiness is lowered by .13 points on the happiness scale 1-4 for one additional scientist per thousand population when there is controled for income and pollution