Chocolate companies are in the sights of EU antitrust regulators. Ferrero, maker of Kinder, Ferrero Rocher, and Nutella, has revealed that it was the target of โ€œdawn raidsโ€ by the European Commission in two EU member states. The company, which also owns Kellogg, said it was fully cooperating with the authorities.

Ruth Prickett graduated from Cambridge University with a BA hons in History and has specialized in business and finance journalism for the past 20 years. She was editor of Financial Management, the magazine...