Bloomberg The biggest oil-industry downturn in a generation has companies collaborating in ways they never thought possible. In this global effort, one of the world’s most expensive oil regions intends to lead the way. Last month companies operating in the North Sea started pooling spare parts and tools, and they are even sharing plans on how to drill wells …

  Bloomberg Elon Musk called the proposed marriage of Tesla Motors Inc. and SolarCity Corp. a “no brainer,” saying his $2.86 billion plan to combine the companies would benefit both. Tesla investors didn’t seem so sure. While SolarCity shares rose 16 percent Wednesday in trading before U.S. exchanges opened, Tesla fell 10 percent. Oppenheimer & Co. analysts including Colin Rusch …

  Our Correspondent EMIRATES BUSINESS The Al Habtoor Group has grown with the United Arab Emirates. What started out as a small engineering firm in 1970, is today one of the region’s most respected conglomerates with interests in the hospitality, automotive, real estate, education and publishing sectors. The Al Habtoor Group has earned itself a solid reputation both locally and …