Focus this week will be on earnings reports from several major retailers including Walmart Inc WMT.N, Target Corp TGT.N, Home Depot Inc HD.N and Macy's Inc M.N. Investors are ready to sort of abandon one and switch into the other when they get some kind of news on inflation," said Robert Pavlik, senior portfolio manager at Dakota Wealth in Fairfield, Connecticut. Electric carmaker Tesla Inc TSLA.O lagged its tech peers, dropping 2.2% after chief Elon Musk got into a spat with Bernie Sanders as the U.S. senator demanded the wealthy pay their "fair share" of taxes.