4 Making data public – to the degree consistent with protecting firm-specific proprietary information – would have additional benefits. In the specific context of greater transparency in supervisory stress tests, I see at least two. First, the release of details about assumptions, methods, and conclusions would expose the supervisory approach to greater outside scrutiny and discussion.
Sometimes those  4  Daniel K. Tarullo (2010), “Equipping Financial Regulators with the Tools Necessary to Monitor Systemic Risk,” statement before the Subcommittee on Security and International Trade and Finance, Committee on Banking, Housing, and Urban Affairs, U.S. Senate, February 12. 4  BIS Review 38/2010  discussions will help us improve our assumptions or methodology.