Findings on Happiness and subject: Gross National Product)

Correlate as named by investigatorPeople investigated
FindingGovernment expenditures/GDP15+ aged general public, 13 EU nations, 2002-2009
FindingLog GDP15+ aged, general public, 131 nations, 2000-2008
FindingGDP15+ aged, general public, 15 Industrialized Democracies, 2005-2009.
FindingLog GDP per Capita15+ aged, general public, 156 nations, 2005-2015
FindingGDP15+ aged, general public, 164 nations, 2005-2013
FindingLog GDP per capita (2011 PPP)18+ aged general public, 27 EU member states, 1994-2013
FindingGDP18+ aged general public, 79 nations, 1981-2004
FindingTrend happiness and GDP/capita18+ aged general public, USA, 1972-2002