Yet the remaining chapters of the casebooks treated bank regulation as a more or less unitary endeavor – with prudential rules applicable in about the same way to the activities and affiliations of all banking organizations, and only to banking organizations. To be sure, topics such as bank affiliations with nonbank financial institutions were, for practical reasons, more focused on larger banks.
And there were a few measures directed at the more complicated balance sheets of larger banks, such as the Basel II internal ratingsbased (IRB) approach to regulatory capital, although there was no evidence the underlying purpose of capital regulation differed.