Amazon.com added 2.5 per cent after the company said it was buying video-game service Twitch Interactive in one of its biggest acquisitions.  Photograph: Paul Faith/PA Wire

Worldwide stock indexes rose yesterday and European bond yields fell on expectations of more stimulus from the European Central Bank, while strong US(...)

Stock markets fell sharply in Europe as Middle East crisis intensifies. Photograph: EPA

European stocks fell sharply as violence in the Middle East escalated and a report showed the US economy shrank in the first quarter by the most sinc(...)

Bill Gates, founder of Microsoft, with Taoiseach Enda Kenny TD in January at Government Buildings, Dublin. The investment has been made via his charitable fund, the Bill & Melinda Gates Foundation. Photograph: Dara Mac Donaill/The Irish Times

When a company is in trouble, savvy directors regularly scour the share register for signs of stake-building by potential predators, or for evidence t(...)