What Is So Special about Jus Cogens : On the Distinction between the Ordinary and the Peremptory International Law
What, exactly, is it about jus cogens that distinguishes it from ordinary international law? In answering this question, international lawyers usually resort to the “the Legal-Consequences-as-Criterion Theory”: while ordinary international law can be rebutted or modified in accordance with the duly expressed will of states, jus cogens norms permit no derogation and allow modification only by the c