The purpose of this paper is to compare the cyclical behavior of various credit impairment accounting regimes, namely … IAS 39, IFRS 9 and US GAAP. We model the impact of credit impairments on the Profit and Loss (P&L) account under all three … regimes. Our results suggest that although IFRS 9 is less procyclical than the previous regulation (IAS 39), it is more …