Introduction

The famous saying by John H. Jackson that any attempt to follow the developments of international economic law "is like trying to describe a landscape while looking out the window of a moving train - events tend to move faster than one can describe them"[1] currently appears to be particularly valid in international investment law.[2] One telling example concerns the attempts by a number of Latin American countries to redesign the landscape of the increasingly established and in recent years widely used mechanisms for the settlement of investment disputes between states ...