Introduction

In their considerations of international investment law, participants from the 55 economies that participate in the OECD-hosted Freedom of Investment Roundtables have expressed interest in better understanding mechanisms that allow them to influence the contents and interpretation of the International Investment Agreements (IIAs) after their conclusion. In response to this mandate, the OECD Secretariat has studied the two principle avenues available to States in this respect: "exit" from a given treaty, arguably the most comprehensive way to influence its contents or "voice", that is, by ...