Challenges from unconventional monetary operations The global financial crisis prompted central banks in most of the advanced countries to adopt a wide range of unconventional monetary measures, ranging from purchases of public and private assets to currency swaps and much more.
4  See Di Mauro, F. (2014), “Firm-level data: Who said that they are too difficult to use for policy?”, VoxEU 11 March 2014. BIS central bankers’ speeches  3  European Banking Authority (EBA) has the aim of examining the resilience of banks’ balance sheets to stress scenarios.