The book "International Economic Law" offers a comprehensive analysis of the challenges that states face in their international economic relations. It adopts an interdisciplinary approach that connects legal, political, and economic perspectives. Through a variety of detailed studies, it addresses topics ranging from the balance between economic liberalization and social goals to current developments in WTO law and regional integration processes. The work promotes dialogue between different academic disciplines and provides valuable insights into international cooperation, particularly in the energy sector as well as in banking regulation and investor-state arbitration.