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Ian Roulstone

Ian Roulstone

Writing for PS since 2013
1 commentaries
0 videos & podcasts

Ian Roulstone, Professor of Mathematics at the University of Surrey, is the co-author of Invisible in the Storm: The Role of Mathematics in Understanding Weather.

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  2. marin8_Bernd von Jutrczenkapicture alliance via Getty Images_germanyfinanceminister Bernd von Jutrczenka/picture alliance via Getty Images

    Germany Can Reduce Its External Surplus

    Dalia Marin

    For years, Germany's ballooning current-account surplus has rankled the rest of the world, and German policymakers have thrown up their hands as if powerless to do anything about it. But the external imbalance is a result of policies that are fully within the government's power to change.

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    Abolish the Billionaires?

    Edoardo Campanella

    Even many of the wealthiest Americans would agree that the United States needs to overhaul its tax policies to restore a sense of social justice. But, notes Edoardo Campanella, Future of the World Fellow at IE University's Center for the Governance of Change, such reforms would not be enough to restart the engines of social mobility and promote greater equality of opportunity.

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