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Klaus Töpfer

Klaus Töpfer

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Klaus Töpfer, former Executive Director at the United Nations Environment Programme, former Under-Secretary-General of the United Nations, and a former German environment minister, is Executive Director at the Institute for Advanced Sustainability Studies in Potsdam and Council Chair at Agora Energiewende.

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  1. The Solar Price Revolution
    Solar panel parking garage JN Stuart/Flickr

    The Solar Price Revolution

    Apr 3, 2015 Klaus Töpfer highlights the potential of falling renewable-energy costs to transform production and consumption.

  1. hausmann112_AIZAR RALDESAFP via Getty Images_solar panels AIZAR RALDES/AFP via Getty Images
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    The Supply Side of Decarbonization

    Ricardo Hausmann touts strategies that create incentives for developing countries to produce renewables and other green goods.
  2. roubini177_Getty Images_china us Getty Images
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    America and China Are on a Collision Course

    Nouriel Roubini

    The G7 countries may have set out to deter China without escalating the new cold war, but the perception in Beijing suggests that they failed to thread the needle at their recent summit in Hiroshima. It is now clear to all that the United States, its allies, and any partners they can recruit are committed to containing China’s rise.

     juxtaposes recent developments and current trends with diplomatic happy talk about a “thaw” in tensions.
  3. hott1_Sean GallupGetty Images_africandevelopmentbank Sean Gallup/Getty Images
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    Leveling the Financial Playing Field for Africa

    Amadou Hott & Mark Malloch-Brown propose ways to redress longstanding inequities and enable African-led solutions to succeed.
  4. elerian157_Alex WongGetty Images_jeromepowell Alex Wong/Getty Images
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    Why the Fed Is Hard to Predict

    Mohamed A. El-Erian

    The US Federal Reserve is adrift, and it has only itself to blame. Regardless of whether its policy-setting committee announces another interest-rate hike in June, its top priority now should be to address the structural weaknesses that led it astray in the first place.

     thinks the US central bank's biggest problem is not the economy but rather its own institutional shortcomings.
  5. frankel148_PATRICK T. FALLONAFP via Getty Images_coloradoriverdrought Patrick T. Fallon/AFP via Getty Images
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    How to Quench the American West’s Thirst

    Jeffrey Frankel argues that eliminating water subsidies and implementing market pricing is better than the alternative.
  6. breiding1_ Fatih AktasAnadolu Agency via Getty Images_national debt clock Fatih Aktas/Anadolu Agency via Getty Images
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    Give America a Debt Brake

    R. James Breiding thinks the United States could learn a valuable lesson from a policy Switzerland put in place in 2003.
  7. patten154_ Stefan Rousseau - PoolGetty Images_g7 summit Stefan Rousseau - Pool/Getty Images
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    The Myth of Western Decline

    Chris Patten argues that Chinese leaders’ characterization of liberal democracy as decadent betrays their fear of it.
  8. rogoff237_Drew AngererGetty Images_bidenmccarthydebt Drew Angerer/Getty Images
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    The US Debt Ceiling Debacle Is Not Over

    Kenneth Rogoff sees little reason to believe the latest last-minute deal will be anything more than a short-lived truce.
  9. zizek19_Carsten KoallGetty Images_jewish and anti-semitism Carsten Koall/Getty Images
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    Anti-Semitism and Intersectionality

    Slavoj Žižek sees problems with efforts to treat hatred toward Jews separately from other forms of bigotry.

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