Discussions on a multilateral investment framework have recently seen a revival, as the International Chamber of Commerce, the World Economic Forum and various authors have called for negotiations on this subject. A growing number of countries have been reviewing and adapting their international investment policies. This reflects dissatisfaction with the current international investment law regime, and a desire to improve it. Critical issues affecting the regime (consisting of over 3,000 international investment agreements) revolve around, for example, identifying the overall purpose of the regime, defining the notion of foreign "investment" and "investor," giving content to open-ended investment protection standards, strengthening the leg...