While some have speculated that Governor Romney may have participated in the 2009 OVDP to cure a historical failure to disclose his Swiss account, this too is doubtful.

FORBES: What Does The Flap Over Romney's Tax Returns Suggest About Disclosure of His Swiss Account?

If the reason is doubtful, so is the result: the process of choosing which equity analyst stays or which sales team keeps which account is likely to be contentious in all but the few areas where one firm has a decided edge (where it will merely be brutal).

ECONOMIST: Investment banking