Although many of the relevant factual issues and much of the legal materials overlap to a materials extent, it is nonetheless convenient to consider in turn Methanex's case separately under NAFTA Article 1101,1102,1105 and 1110 in light of the factual decisions already made by the Tribunal in this Award.It is aiso appropriate to start with the substantive cases advanced by Methanex under Articles 1102,1105 and 1110 before concluding with Article 1101,where the pricipal jurisdictional issues are raised by the Disputing Parties'respective cases,For the other provisions may have jurisdictional implications, as explained in Part IV B,paragaraphs 1 and 2 below. As regards other issues relating to the merits of