The world this fortnight

Starbucks, the world's largest café chain, surprised markets by replacing its current boss, Laxman Narasimhan, with Brian Niccol, who has led Chipotle, the burrito chain, since 2018. Mr Niccol will be the fourth person to take the helm of the struggling flat-white maker in two years. Starbucks agreed to give Mr Niccol $85m worth of cash and equity to co…