M. De Boer, Th. Keywords: International commercial arbitration | International arbitration | Choice of law | Lex fori | International law of procedure | Mots clefs: ABSTRACT In arbitration, choice-of-law issues are more complicated than they are in ordinary litigation, as an arbitral tribunal is not bound to the lex fori of the state in which it sits. This lack of obligation to a specific set of national choice of law rules, this freedom of disposition, can lead the tribunal to apply any rule of law that it would deem “appropriate”. The author …