Major retailers Walmart WMT.N, Home Depot HD.N, Target TGT.N, Lowe's LOW.N and others are on the docket next week. By Stephen Culp NEW YORK, May 14 (Reuters) - Wall Street closed higher in a broad rally, an upbeat conclusion to whipsaw week of buying and selling as signs of a rebounding economy squared off against mounting inflation jitters. Economic data showed retail sales growth stalling and consumer sentiment dipping as prices remain on an upward trajectory, suggesting that while the demand boom might be taking a breather, inflation has not.