By Lawrence Delevingne (Reuters) – U.S. stocks were mixed, oil prices were choppy, and the dollar and Treasury yields rose on Monday as Wall Street digested a raft of macroeconomic news. The moves came after sterling slumped to a record low earlier in the day, before recovering, and a renewed selloff in British gilts pushed euro zone bond yields higher as the reaction to last week’s fiscal statement in Britain again roiled markets. U.S. stocks were mixed to start the week – The Dow Jones Industrial Average dipped about 0.5% and the S&P 500 fell about 0.3%, while the Nasdaq Composite gained 0.4…