The key to minimizing the charge-off rate of a citizen line of credit program will lie in two areas: tax reform, and how the credit lines are administered.
The London interbank offered rate, the rate banks charge each other for short-term loans, soared in recent weeks despite central bank injections of hundreds of billions into the system.
Central to the Scotland Bill is a recommendation that Scotland should take charge of half the standard income tax rate - 10p - with a corresponding cut in the block grant Scotland gets from the Treasury.
Mr Browne said the BBA, which was in charge of collating the data used to set Libor - a key bank lending rate which became discredited after revelations of manipulation by banks - would do everything it could to fix the issue.
One of her first actions was to introduce the poll tax or community charge, a flat-rate tax for local services which was based on individuals rather than the value of the property in which they lived.