Rolls-Royce shares skyrocketed more than 20 per cent this morning after it raised its full year profit guidance on the back of a boom in long-haul flying and increased defence spending. The aerospace giant said that half year profits are expected to be “materially above” expectations, with the company looking to make £680m, double the previous forecasts £328m. Full year underlying operating profits of between could reach as high as £1.2-1.4bn, Rolls said, up from a previous consensus of £934m. The improvement…
