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  1. Marino Xanthos

    Marino Xanthos

    Writing for PS since 2013
    1 Commentary

    Marino Xanthos is Professor of Chemical, Biological, and Pharmaceutical Engineering at the New Jersey Institute of Technology.

  2. Lucie Qian Xia

    Lucie Qian Xia

    Writing for PS since 2023
    1 Commentary

    Lucie Qian Xia is a diplomatic scholar and adviser who previously served the UN Representation Office to the European Union and the EU Delegation to China.

  3. Liu Xiaobo

    Liu Xiaobo

    Writing for PS since 2005
    2 Commentaries

    Liu Xiaobo, a Nobel Peace Prize laureate, was president of the Chinese chapter of PEN.

  4. Zhenhua Xie

    Writing for PS since 2009
    1 Commentary

    Xie Zhenhua is President Hu Jintao’s Special Representative on Climate Change and Vice Chairman of the National Development and Reform Commission of China.

  5. Chenggang Xu

    Chenggang Xu

    Writing for PS since 2022
    1 Commentary

    Chenggang Xu is Senior Research Fellow of the Stanford Center on China's Economy and Institutions at Stanford University.

  6. Jiajun Xu

    Jiajun Xu

    Writing for PS since 2020
    1 Commentary

    Jiajun Xu is Executive Deputy Dean of Peking University’s Institute of New Structural Economics.

  7. Lin Xu

    Lin Xu

    Writing for PS since 2021
    1 Commentary

    Lin Xu is Chairman of the US-China Green Fund.

  8. Qiyuan Xu

    Qiyuan Xu

    Writing for PS since 2022
    2 Commentaries

    Qiyuan Xu is Senior Fellow and Deputy Director of the Institute of World Economics and Politics at the Chinese Academy of Social Sciences.

  9. Yan Xuetong

    Writing for PS since 2011
    1 Commentary

    Yan Xuetong, one of China’s leading strategic thinkers, is Professor of Political Science and Director of the Institute of International Studies at Tsinghua University, Beijing, and Chief Editor of The Chinese Journal of International Politics. His latest book is Ancient Chinese Thought, Modern Chinese Power.

  10. Maria Xynou

    Maria Xynou

    Writing for PS since 2017
    1 Commentary

    Maria Xynou, a digital rights advocate, manages community research on the study of Internet censorship at the Open Observatory of Network Interference (OONI) project.

  1. frankel165_CHRISTINE OLSSONTTTT NEWS AGENCYAFP via Getty Images_nobelwinners Christine Olsson/News Agency/AFP via Getty Images

    What Causes Prosperity?

    Jeffrey Frankel shows how this year's Nobel Prize-winning economists tackled a once-insoluble problem.
  2. ignatieff7_nocopyright

    Ukraine’s Post-Colonial Future

    Michael Ignatieff believes that what is at stake in the war with Russia is the fate of the last European imperialism.
  3. obstfeld6_Anthony KwanGetty Images_tariffs Michael M. Santiago/Getty Images

    Donald Trump’s Tariffs Would Hurt US Workers and Businesses

    Maurice Obstfeld shows why targeting an overall reduction in imports would reduce America’s real wages and national income.
  4. kenewendo6_ LUIS TATOAFP via Getty Images_green energy africa LUIS TATO/AFP via Getty Images

    Africa’s Green Future Starts with Debt Relief

    Bogolo Kenewendo & Patrick Njoroge propose large-scale relief to ensure that the continent’s countries can invest in climate action.
  5. james159_getty images-inflation Getty Images

    Diane Coyle on economic progress, tech monopolies, artificial intelligence, and more

    Diane Coyle advocates a new public philosophy that rejects viewing “government” and “market” as opposites, explains why time-use data must shape technological development, warns that policymakers are devising AI regulation in a thick conceptual fog, and more.
  6. banga4_PATRICK FORTAFP via Getty Images_rainforest PATRICK FORT/AFP via Getty Images)

    A New Paradigm for Standing Forests

    Ajay Banga, et al.

    While forest carbon markets have created new revenue streams, they usually reward only those countries, communities, or project developers who are focused on reducing their emissions from deforestation. Something more is needed to tie financial rewards to forests that aren’t under immediate threat.

    present a new mechanism to generate financial returns for countries that prevent deforestation.
  7. woods59_ Brandon BellGetty Images_labor Brandon Bell/Getty Images

    Working-Class Antiheroes

    Ngaire Woods advocates using domestic labor legislation that supports unionization – not tariffs – to protect workers.
  8. op_brown2_TIERNEY CROSSAFP via Getty Images_IMFworldbank Tierney Cross/AFP via Getty Images

    Toward a Fifth World Order

    Gordon Brown & Mohamed A. El-Erian

    Historically, massive revisions to the international system have come about only after a complete breakdown of the previous order. With today's global institutions sorely in need of reform, can the transition to a new order be achieved without incurring the costs and pain that such a breakdown would entail?

    explain why multilateral institutions urgently need to be reformed, and why the G20 is the right forum for it.
  9. kruger76_Justin SullivanGetty Images_shipping Justin Sullivan/Getty Images

    US Tariffs Will Not Bring Back Jobs from China

    Michael R. Strain decries both parties’ reluctance to prepare Americans for the employment opportunities of today and tomorrow.

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