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Nature 446, xiii (12 April 2007) | doi:10.1038/7137xiiia; Published online 11 April 2007
Making the paper: James Fowler
There really is no such thing as a free ride — at least, not without reprisals, says a group of social scientists. James Fowler, an associate political-science professor at the University of California, San Diego, was intrigued by a paper published five years ago featuring a game that pitted people with different incomes against each other.
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