The impending barrage of T-bills is a precursor to a glut of longer-term debt issues, which might result in a "demand vacuum" for longer-maturity bonds that pushes yields higher and tightens financial conditions.

After Jerome Powell told the House Financial Services Committee that the Fed might keep raising interest rates, the gap between yields on 2-year and 10-year Treasuries—which has inverted before each of the past five U.S. recessions—reached the largest inversion since March.

Corporate treasury teams can leverage the recent debt-ceiling standoff to improve their preparedness for future crises.

Program under development would ensure interoperability of settlements between different central banks' digital currencies.