Damages — Measure of — Indirect damages and damages for loss of profits — Heads of damage recoverable for cancellation of concession — Investment under U.S. Investment Guaranty Program Whether future profits from operation of concession to run oil refinery recoverable — Concession cancelled before refinery constructed.

State responsibility — Kinds of — For revocation of concessionary contracts — Unilateral annulment of concession — Grant of substantially similar concession by Government to third party — Applicability of local remedies rule — Investment guaranteed under United States Investment Guaranty Program — Heads of damage recoverable under Contract of Guaranty — Loss of future profits — Sums expended on services contributing to investment project — Salary of sole stockholder.