It "would tend towards a smoother transition and would run less risks of disruption including, crucially, risks to financial stability which must be a fairly real concern", he told parliament's Treasury committee.
Tas palīdzētu "līdzenākai pārejai un mazinātu traucējumu risku, tostarp finanšu stabilitātes risku, kam būtu jābūt diezgan nopietnam bažu avotam", viņš paziņoja parlamenta Finanšu komitejai.