42 Financial cycles and crises
− Funding base: funding is principally short- term runnable instruments
(2.2.2.3), including but not limited to wholesale markets.
− Eorts to strengthen the regulation and oversight of NBFIs need to be pursued.
Acharya etal. (2013), for example, consider that with ABCP conduits, banks
have concentrated rather than dispersed risks within the banking sector; their
empirical results indicate that most of the losses have been borne by banks spon-
soring securitization vehicles rather than by external investors. Moreover, as
Gennaioli etal. (2013) show from a theoretical perspective, when extreme risks
are neglected and therefore underpriced, as was the case in the period preceding
the subprime crisis, secur