'Happiness gap' in the US narrows

Happiness inequality in the U.S. has decreased since the 1970s, according to research published this month in the Journal of Legal Studies.

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<p><a href="http://www.physorg.com/news152197090.html">'Happiness gap' in the US narrows</a></p> <p>Happiness inequality in the U.S. has decreased since the 1970s, according to research published this month in the <I>Journal of Legal Studies</I>.</p>