Findings on Happiness and subject: Psychoticism in nation)

Correlate as named by investigatorPeople investigated
FindingPsychoticismAdult general public, 39 nations, 1972-1998
FindingPsychoticism (Eysenck)Adults, general public, 30 countries, 1974-1999
FindingPsychotismAdults, general public, 96 nations, 1990s
FindingPsychoticismNormal adults, general public, 30 countries, 1977-1997