Using more than 35 years of US survey data, some researchers found Americans were happier in years of lower income inequality — and the link seemed to run not through money, but through how fair and trustworthy others felt

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In 2011, three researchers published a paper in Psychological Science that did something unusual with one of the longest-running datasets in American social science. Shigehiro Oishi and Selin Kesebir, then at the University of Virginia, and Ed Diener, at the University of Illinois and Gallup, took the General Social Survey and matched average self-reported happiness ... Read more