- Veenhoven, R.
- INEQUALITY OF HAPPINESS IN 134 NATIONS 2000-2009 How much citizens differ in enjoyment of their life-as-a-whole Findings report extracted from World Database of Happiness
- World database of Happiness, Erasmus University Rotterdam, Netherlands
- English (Australia, Canada, UK, USA)
Eligible for inclusion in findings archive
- No, no new data on present happiness.