Editor's note: This is the final installment in the discussion begun last week of Martins Paparinskis's EJIL article, "Investment Treaty Arbitration and the (New) Law of State Responsibility". Martins’ reply to my comments on his EJIL article highlights a number…

Dr Anastasios Gourgourinis is Lecturer in Public International Law at the National and Kapodistrian University of Athens Faculty of Law, and Research Fellow at the Academy of Athens. Martins Paparinskis’ EJIL Article argues that the conceptual challenges faced by contemporary investment treaty arbitration can be effectively addressed if the regime is not viewed in isolation from…