By Koh Gui Qing NEW YORK (Reuters) -U.S. Treasury yields paused their ascent on Monday as oil prices fell on fears of weaker Chinese demand, while the yen at one point suffered its biggest daily fall since 2020 after Japan’s central bank vowed to defend its low-rate policy. But a break in a sell-off of Treasuries did not help U.S. stocks as investors stayed focus on how rising rates could hurt economic growth, a fear accentuated on Monday when the Treasury yield curve inverted for the first time since early 2006. By mid-day, MSCI’s gauge of stocks across the globe was down 0.21%, while the pan…