The rise of investment arbitration in the last decade has generated an unprecedented body of arbitral case law. The work of these arbitral tribunals has provided scholars and practitioners with public international law jurisprudence, including materials on treaty interpretation which has not yet been thoroughly analysed.

This book evaluates the contribution of investment arbitration treaty interpretation jurisprudence to international law, covering all key aspects of treaty interpretation. Included in the book's coverage are awards which feature in prominent discussions or in applications...