The year of the incumbent

摘要

ACCORDING to Ginni Rometty, ibm's boss, the digital revolu-tion has two phases. In the first, Silicon Valley firms make all the running as they create new markets and eviscerate weak firms in sleepy industries. This has been the story until now. Tech firms have captured 42% of the rise in the value of America's stockmarket since 2014 as investors forecast they will win an ever-bigger share of corporate profits. A new, terrifying phrase has entered the lexicon of business jargon: being "Amazoned".