Consumer financial data are increasingly available to developers via a new breed of business-to-business suppliers, called data aggregators.28 These companies enable outside developers to access consumer account and transactional information typically stored by banks. But aggregators do more than just provide access to raw data.
Despite the SSM process there are still too many national options and discretions that do not contribute to a complete and unified banking market. We need harmonisation to continue in order to complete the banking union project. 2/2  BIS central bankers' speeches