Policy is only as good as the information at the disposal of policymakers. Few moments illustrate this better than the uncertainty before and after the default of Lehman Brothers and the subsequent decision to stand behind AIG. Authorities were forced to make critical policy decisions, despite...

This occasional paper has been prepared to complement the mandate of the European Systemic Risk Board (ESRB) Task Force on the Financial Stability Implications of the Introduction of IFRS 9. It develops a recursive model to assess how different approaches to measuring credit impairment losses...