Action by the International Accounting Standards Board to soften the blow of fair-value accounting for banks crippled by the credit crisis has produced a serious hit to real-time comparability, according to an analysis by Moody’s.

Action by the International Accounting Standards Board to soften the blow of fair-value accounting for banks crippled by the credit crisis has produced a serious hit to real-time comparability, according to an analysis by Moody’s.