A new collaborative paper by economist Richard Easterlin - namesake of the "Easterlin Paradox" and founder of the field of happiness studies - offers the broadest range of evidence to date demonstrating that a higher rate of economic growth does not result in a greater increase of happiness. Across a worldwide sample of 37 countries, rich and poor, ex-Communist and capitalist, Easterlin and his co-authors shows strikingly consistent results: over the long term, a sense of well-being within a country does not go up with income... 
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