Bloomberg The real dropped after Federal Reserve Chair Janet Yellen signaled renewed doubts about the strength of the world’s largest economy, offsetting local optimism that Brazil’s government is making inroads toward cleaning up its fiscal house. The currency dropped 0.4 percent to 3.4083 per dollar at 5:10 p.m. in Sao Paulo, after earlier advancing as much as 1.2 percent following …

  Bloomberg Rio Tinto Group looks like it’s putting about $9 billion of unwanted assets from coal and uranium to Canadian iron ore into a single basket ready to spin off, according to Sanford C. Bernstein. Incoming Chief Executive Officer Jean-Sebastien Jacques on Tuesday revamped the four key divisions of the world’s second-biggest mine operator. The new Energy and Minerals …

  Bloomberg All Exxon Mobil Corp. had to do was run its Los Angeles-area refinery for 15 days before handing the keys to new owner PBF Energy Inc. That’s turning into a struggle. More than a month after Exxon restarted a key gasoline-making unit that was damaged in a blast last year, PBF still hasn’t taken control of the Torrance …