longdated treasury yields on wednesday were experiencing the biggest slide in months with buying in longdated bond yields fueled by concerns about the economic outlook against expectations that the federal reserve will commence the reduction of monthly asset purchases as early as next week with an eye toward eventually hiking interest rates which currently stand at a range between 0 and 025 the 10year treasury note yield tmubmusd10y was 83 basis points lower at around 1538 at last check wednesday compared with its 3 pm eastern time levels the daily slide for the benchmark treasury rate used to price everything from mortgages to car loans would mark the steepest oneday slide since july 19 according to dow jones market data meanwhile the 30year treasury bond rate tmubmusd30y was at 1953 off 98 basis points which would also mark its sharpest yield slide since july 19