U.S. retail sales increased less than expected in November as Americans cut back on discretionary spending despite a strong labor market, raising fears the economy was slowing a bit faster than anticipated in the fourth quarter.  The report from the Commerce Department on Friday bucked a recent raft of fairly upbeat data on the labor market, housing, trade and manufacturing that had suggested the economy was growing at a moderate speed in spite of headwinds from trade tensions and slowing global growth. The Federal Reserve on Wednesday kept interest rates steady and signaled that borrowing costs were likely to remain unchanged at least through next year amid expectations the economy would continue to grow modestly and the unemployment rate […]