International Investment Rule-Making

This paper has a three-fold objective. It reviews sixty years of international investment rule-making and identifies main trends in current treaty practice, as well as the core characteristics of the existing universe of international investment agreements (IIAs) at the beginning of the 21st century. Based on this analysis, the third part describes the main challenges for policy markers and IIA negotiators dering from present IIA system, and makes a number of suggestions on how to deal with them. The fourth part contains a brief outlook concerning the future evolution of the IIA universe.