State responsibility and the law of treaties

Does the Difference Make a Difference? : a Comparison between the Mechanisms of the Law of Treaties and of State Responsibility as Means to Derogate from Treaty Obligations in Cases of Subsequent Changes of Circumstances Christina Binder -- Article 98 Agreements, the Law of Treaties, and the Law of State Responsibility Roger O'Keefe -- State Responsibility and Private Military Companies Chia Lehnardt -- The Duty Not to Recognize as Lawful a Situation Created by the Illegal Use of Force : From Kosovo to Abkhazia and South Ossetia Anne Lagerwall -- Ius Cogens : a Puzzle Ottavio Quirico -- Applying the Law of State Responsibility to Military Counter-Terrorist actions Raffaella Nigro -- Genuine test of genuine prosecutions? : a Human Rights Model of Complementarity Tamás Vince Ádány -- Treaty Interpretation and Troubled Treaty Regimes : the Case of International Investment Law Penelope Nevill -- International Legal Responsibility of the European Union According to the Draft Articles of the International Law Commission Marcel Szabó