Annulment — Stay of enforcement — Provisional stay — Application for continued stay — Whether Award enforceable with same effect as final judgment in domestic courts — ICSID Convention, Article 52(5) — Arbitration Rule 54(1)

Annulment — Departure from fundamental rule of procedure — Failure to hear parties — ICSID Convention, Article 52(1)(d)

Annulment — Fair and equitable treatment — Manifest excess of powers — Whether Tribunal exceeded powers in assessment of fair and equitable treatment standard — Whether Tribunal decided ex aequo et bono — Whether reasons sufficient — Whether adequate explanation in reasons