Bloomberg Amazon.com Inc.’s foray into health care won’t be the first time it has disrupted an entire industry by starting with an effort inside the company. Amazon Chief Executive Officer Jeff Bezos is teaming up with fellow billionaires Warren Buffett and Jamie Dimon to revamp health care for the 2.4 million workers and dependents of the companies they run. The …

Bloomberg Oil’s sinking back down to earth. Euphoria that’s driven the longest monthly rising streak in almost seven years is giving way to concern that US stockpiles will rebound as the rally encourages American drillers. That’s sparked a 3.1 percent drop in New York futures this week, marring crude’s best January since 2013. The sour sentiment is bleeding into equities, …

Bloomberg OPEC-led production cuts will last for the rest of the year, and an early termination in June would be a surprise to the market, the International Energy Agency’s markets division head said. The oil market will move from surplus into a small deficit after the first quarter but it will be fairly balanced overall this year, the IEA’s Neil …