In their fascinating book "Happy Money: The Science of Smarter Spending, " Elizabeth Dunn and Michael Norton say there are two ways to get more happiness out of our money.

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Companies may be happy to support economics or science, less so philosophy or sociology.

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Dunkle, though, was happy to jump on this junk science and ignore the real science.

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In an age of intense specialisation and professionalism in science, she appeared as a happy amateur and generalist.

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