The share buybacks by Apple, Alphabet, Cisco, Microsoft and Oracle since Donald Trump’s tax change came into force at the end of 2017 are nearly double what the companies spent in the whole of last year.  File photograph: Carlos Barria/Reuters

The five US tech companies with the largest cash piles took advantage of US president Donald Trump’s tax reforms to spend more than $115 billion in th(...)

The benchmark S&P 500 and the Nasdaq hit all-time highs on Friday after Federal Reserve chair Jerome Powell said the central bank’s current approach to interest rate hikes were the best way to protect the US economic recovery. Photograph: Michael Nagle/Bloomberg

Global equity markets rose on Friday after Federal Reserve chairman Jerome Powell expressed no surprises in a key speech outlining a steady course for(...)

Amazon’s own brands batteries. Photograph: Jens Mortensen/The New York Times

It started with a simple battery. Around 2009, Amazon quietly entered the private-label business by offering a handful of items under a new brand cal(...)

Ardagh said that closing the five-year facility further diversified its funding sources and enhanced its capital structure.

Irish packaging giant Ardagh will have the scope to borrow up to €720 million following a deal with a group of lenders led by Citi and Bank of America(...)

A trader works on the floor of the New York Stock Exchange. Tech shares rose for a fourth day, gaining 0.6 per cent to the highest in a month. Photograph: Michael Nagle/Bloomberg

European equities extended a rebound into a third day as concern eased about global economic prospects in the aftermath of the Brexit vote. The Stox(...)

Jack Dorsey: “My entire focus is to make sure that Twitter is going to be amazingly successful.”  Photograph: Justin Tallis/AFP/Getty Images

For the past two years, the normally dapper Jack Dorsey has hardly been seen at the offices of Twitter, the social networking company he co-founded, e(...)

Valeant Pharmaceuticals  offered to buy Allergan, maker of the Botox wrinkle treatment, in a cash-and-stock deal valued at $45.7 billion in the latest step of the Canadian company’s plan to become one of the world’s largest drugmakers. Photographer: Patrick T. Fallon/Bloomberg

Valeant Pharmaceuticals said it began an exchange offer for Botox maker Allergan, taking its hostile $50.8 billion bid directly to shareholders. Que(...)

Pfizer disclosed earlier this week that it had twice approached AstraZeneca about a takeover, only to be rebuffed in both cases.  Photographer: Chris Ratcliffe/Bloomberg

US drugmaker Pfizer has raised its offer for AstraZeneca to £50 a share or £63 billion ($106 billion), adding that the British drugmaker was reviewing(...)