This book explores how State capitalism affects and reshapes international investment law. It sheds new light on the various ways States actively influence business and commercial activity globally by using sovereign investors such as state-owned enterprises and sovereign wealth funds or pension funds. With a diverse group of contributors from a broad range of countries, the book offers a fresh and timely look into the fundamentals of State capitalism, focusing in particular on its actors and processes, the contextual elements that surround it, and the new political economy that comes with it. The book is essential reading for researchers, regulators, policy makers, and practitioners interested in the different ways State capitalism challenges and changes international investment law. As geopolitical considerations increasingly affect global economic activity, delving into the intricacies of State capitalism has never been more timely.