Bloomberg AT&T Inc.’s sweeping court victory allowing its takeover of Time Warner Inc. delivers a sharp setback to the Justice Department’s new approach to policing mergers under President Donald Trump and promises to spark a merger wave across industries. The federal judge’s decision raises the bar for the government’s ability to challenge deals between companies that don’t compete directly. That ...

Bloomberg Adyen NV, a Dutch payments processor whose clients include Netflix Inc. and Spotify Technology SA, more than doubled in its trading debut in Amsterdam. The shares, which priced at 240 euros apiece in Europe’s biggest technology public offering of the year, reached 503.90 euros early on Wednesday, before retreating to 436.55 euros by 1:10 p.m. local time. Adyen’s market ...

Bloomberg A cyberattack at Dixons Carphone Plc affected almost 6 million payment cards as hackers sought access to customers’ personal data in another challenge for new Chief Executive Officer Alex Baldock. The retailer, already struggling with a slowing mobile phone market in the UK and the rise of Amazon.com Inc., said 1.2 million records containing nonfinancial information such as names, ...