Most economists still believe that the peril of a prolonged bout of fullblown deflation, which would mean prices falling across the economy on a sustained basis, will still be avoided.

As a result, and because they are not intended to be widely shared or challenged, clinical audits are not always carried out on a sustained basis.

But these factors alone will not be sufficient to bring inflation back to target on a sustained basis, let alone push it below the 2 per cent threshold.

He set a target of improving margins by 1 percentage point over three years from 2017 while delivering 'mid-single-digit organic topline growth on a sustained basis'.

Not on any sustained basis.