The Dow Jones Industrial Average jumped sharply on Monday as Treasury yields retreated, headed for its biggest gain in nearly four months.Spiking rates last week raised fears about inflation and rich equity valuations.The 20-stock Dow jumped 686 points, or 2.2%, led by Boeing which climbed 6.8%. The S&P 500 gained 2.1% as all 11 sectors traded in the green. The tech-heavy Nasdaq Composite, which shed 4.9% last week, also popped 2.1% on Monday.The 10-year U.S. Treasury note yield dipped to 1.42% on Monday, off by 4 basis points from Friday and down from its recent high of 1.6% on Thursday. As yield fell lower, stocks extended …
