- 18+ aged, general public, 52 nations, 1981-2007
- N = 72000
- Non Response:
- Interview: face-to-face
- Authors's label
- (Change in) GDP per capita (in PPP/pc)
- Our Classification
- GDP per capita corrected for purchasing power parity; assessed 5 years before assesment of happiness in last survey between 1995 and 2007.
Observed Relation with Happiness
Non-linear relationship reflects pattern of diminishing returns
B's further controlled for:
-T1 tolerance of outgroups
Similar outcome for O-Sum if additionally controlled for T1-level of national pride and T1-sense of free choice.
B's further controled for T1-T2 CHANGE in:
- national pride
- tolerance of outgroups
- sense of free choice
Data on happiness taken from World Values Surveys, 52 nations involved in at least two waves between 1981 and 2007, AT LEAST 10 YEARS APART.
Cases weighted for number of years between first and last survey; so countries for which the full 26-year time series was available have 2,6 times the weight of countries with a 10-year series. T1 = first survey and T2 = last survey in a particular nation between 1981-2007.