5. Mr Cook’s lack of showmanship has not always been seen as an asset.
6. No. Wall Street strategists’ predicting that the US government’s 10-year borrowing costs will climb above the 3 per cent mark in the coming year is as much a staple of the Christmas period as awkward office parties. This year the forecasts look more likely to be fulfilled, given a withdrawal of quantitative easing and the US tax cut. However, the seismic, secular forces pinning down both inflation and long-term bond yields remain in place and are still underestimated. The Federal Reserve will raise interest rates at least three times in 2018, but the 10-year yield will not breach 3 per cent.