The bank’s trading business, like those of its main rivals, got a boost in the quarter after the Swiss central bank scrapped a cap on the franc, the European Central Bank announced its quantitative easing program and the U.S. Federal Reserve took steps toward tightening monetary policy. Morgan Stanley capped a mostly strong quarter for the big U.S. banks with its 60 percent rise in net profit, followed by Goldman Sachs Group Inc, whose profit jumped 41 percent.