The Psychological Wealth of Nations reviews the range of new scientific research related to individual and societal happiness. Presents a comprehensive review of happiness, from conceptual and measurement issues to an exploration of predictors and consequences of happiness Explores the psychology and economics of happiness and examines the correlations between societal wealth, productivity, and happiness in different countries Offers compelling insights into the ways individual happiness impacts the psychological wealth of overall society Features a highly interdisciplinary approach, with considerations of philosophy, sociology, economics, political sciences, as well as psychology.