“LIBOR” means the rate quoted by National Westminster Bank plc in the London interbank market for six months US dollar deposits. (a) The Consideration for the SMMH shares and the THZH shares shall be the sum of US$60 million payable as set out in this clause 3; (b)The Purchaser [ARL] shall pay the Consideration to T & N in monthly instalments of US$5 million (each a “Principal Amount”). Each Principal Amount shall be paid on the last day of each month …by telegraphic transfer to the account of T & N’s subsidiary T & N Export Services Limited at National Westminster Bank plc … in US dollars and the Purchaser shall procure that such payments shall be made by the Minerals Marketing Corporation of Zimbabwe [“MMCZ”] on its behalf at the instruction of the relevant Company entitled to payment from MMCZ of equivalent amounts in respect of export proceeds of that company received between1st March 1996 and the date on which each Principal Amount falls due. (c) The first Principal Amount shall be paid on or before29th March 1996 . (d) To the extent that a payment of a Principal Amount is not made on the due date, such amount (a “Carry Forward Amount”) shall bear interest at the rate of LIBOR plus 2 per cent per annum accruing and applied on a daily basis. (e) Interest shall accrue on the outstanding balance of the Principal Amounts (disregarding any Carry Forward Amount) at the rate of LIBOR plus 1 per cent per annum accruing and applied on a daily basis. (f) Any amount paid shall first be set against any Carry Forward Amount and any interest on such amount. … ”