Bloomberg Union Pacific Corp surged the most since 2009 after hiring a protege of railroading legend Hunter Harrison to guide the company’s shift to a new efficiency strategy. Jim Vena, 60, will become chief operating officer on January 14 and oversee the implementation of precision sche- duled railroading, a system pioneered by Harrison and adopted by Union Pacific late last ...

Bloomberg International Business Machines Corp took another step towards bringing the world of quantum computing to commercial applications — and CEO Ginni Rometty sees real results coming as soon as 2021. “We’re probably in a two- to five-year time frame that you’ll actually start to see commercial businesses doing real commercial applications,” Rometty said in an interview on Bloomberg TV. ...

President Donald Trump has said that he can declare a national emergency and order his border wall to be built. He’s wrong. The US Constitution doesn’t contain any national emergency provision that would allow the president to spend money for purposes not allocated by Congress. And it’s clearer than clear that Congress not only hasn’t authorized money for a wall ...