Li Sheng, Edmund, is a professor of political economy and public policy and the associate dean of Faculty of Social Sciences, University of Macau. He received his master and Ph.D. of economics from Universitaet Freiburg, Germany, after graduating from Peking University. His recent research focuses on international political economy. He has published over 60 research papers in peer-reviewed academic journals, among which 44 are published in journals listed in the Social Sciences Citation Index.

• Preface.- Big Tech Firms and the Nation-State.- Cyber politics in US-China relations: Big tech firms and the trade war.- The EU and containment policies toward US and Chinese big tech firms.- The WTO and the Digital Economy Partnership Agreement: Analog Trading in Digital Times.- Conclusion.

Li Sheng, Edmund, is a professor of political economy and public policy and the associate dean of Faculty of Social Sciences, University of Macau. He received his master and Ph.D. of economics from Universitaet Freiburg, Germany, after graduating from Peking University. His recent research focuses on international political economy. He has published over 60 research papers in peer-reviewed academic journals, among which 44 are published in journals listed in the Social Sciences Citation Index.

• Preface.- Big Tech Firms and the Nation-State.- Cyber politics in US-China relations: Big tech firms and the trade war.- The EU and containment policies toward US and Chinese big tech firms.- The WTO and the Digital Economy Partnership Agreement: Analog Trading in Digital Times.- Conclusion.