Given the wide variety of institutions and systems around the world, and obvious difficulties in systematically collecting definitive and current information regarding Year 2000 readiness, no one can know for certain all of the international outcomes of the century date change.
For one thing, default risk has increased because we have acquired a large volume of corporate bonds. For another, interest rate risk is up because our monetary policy asset purchases mean that the low interest rates on assets are locked in for a long period, whereas the interest expense on liabilities is generally variable.