World Database of Happiness
The World Database of Happiness is an ongoing register of scientific research on the subjective enjoyment of life. It brings together findings that are scattered throughout many studies and provides a basis for synthetic work. The Database consists of the following interrelated collections, the interconnections of which are visualized on a flow chart.
Veenhoven, R., World Database of Happiness, Erasmus University Rotterdam, The Netherlands, at: http://worlddatabaseofhappiness.eur.nl