Session Even if you are one of the biggest and most recognisable brands in the world, it never pays to stand still.

Coca-Cola is a particular case in point. For years, the soft drinks behemoth regularly topped the charts as the world's most valuable brand. Yet in 2013, according to Interbrand's rankings, Apple took Coca-Cola's crown, ending its 13-year unbroken stay at the top and moving it down to third, behind Google. As of 2019, Apple and Google remain one and two, with...