Bloomberg The previous two times BHP Billiton boss Andrew Mackenzie ran his ruler over the company’s $29 billion oil unit he decided it was still a good fit for the world’s biggest miner. A fresh review following the urging of billionaire activist Paul Singer came up with the same answer. “I’ve asked the question about the fit of petroleum …

  Bloomberg Qualcomm Inc.’s countersuit against Apple Inc. threatens a relationship that helped both companies rake in billions of dollars as leaders of the smartphone revolution. The acrimony in Apple’s suit and Qualcomm’s response late on Monday raises the prospect of Qualcomm losing a big portion of the revenue it gets from one of its biggest customers. For Apple, it …

  Bloomberg The US auto market has peaked and will shrink this year, with manufacturers using unprecedented incentives to support passenger cars through slumping demand, a Toyota Motor Corp. executive said. Industrywide deliveries may decline to as low as 17 million vehicles from last year’s record of about 17.5 million, according to Bob Carter, president of Toyota’s US sales unit. …