Fares (including concessionary Fares):
(a) shall be adjusted:
(i) with effect from the beginning of each of the first five Contract Years, by the Inflation Factor [plus [•]%]; and
(ii) with effect from the beginning of each subsequent Contract Year, by the Inflation Factor [plus [•]%]; and
(iii) with effect from the beginning of each of the first five Contract Years, by the Foreign Exchange Factor [plus [•]%]; and
(iv) with effect from the beginning of each subsequent Contract Year, by the Foreign Exchange Factor [plus [•]%]; and
(b) may be changed at any other time by the Agency.