lling for the breakup of "too big to fail" banks, according to Simon Johnson. Komansky told Bloomberg TV that he "regrets" calling for the repeal of Glass-Steagall, which allowed banks to become bigger than ever. Sallie Krawcheck: Former Citigroup CFO Sallie Krawcheck has argued that big banks are simply too

olf. Investment banks and other financial institutions couldn't issue demand deposits—but they were pretty lightly regulated and free to fail. But Glass-Steagall fell apart, financial innovation did the rest, and the Dodd-Frank Act breaks the remains of the wall surrounding regulated finance. Essentially the