Banks urged to help supervisors share information

Brussels - Exchange of information between supervisors for banks implementing an advanced measurement approach (AMA) for operational risk under Basel II needs to improve, and the impetus needs to come from banks, says a new paper from the Basel Committee on Banking Supervision.

The operational risk subgroup of the Basel Committee's Accord Implementation Group (AIGOR) hopes the paper, Principles for home-host supervisory co-operation and allocation mechanisms in the context of advanced measurement approaches, will clarify supervisory co-operation and information sharing on AMA, and establish the allocation mechanisms developed as part of a hybrid AMA - where banks use a combination of standalone AMA calculations for significant subsidiaries and an allocated portion of

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