BIS Review 155/2010  5  Traditionally, however, there has been a great deal of scepticism about “leaning against the wind” for at least four reasons. 10 First, it has been argued that it is not evident that asset price boom-bust cycles are necessarily a bad thing for real long-term growth in all countries.
Another dimension through which the future structure of the banking system may be affected is related to the treatment of SIFIs. The identification of SIFIs involves gauging, among other things, size, market shares, and the degree of interconnectedness between banks.