Government securities reform : hearings before the Subcommittee on Telecommunications and Finance of the Committee on Energy and Commerce, House of Representatives, One Hundred Third Congress, first session on H.R. 616 and H.R. 618, bills to amend the Securities Exchange Act of 1934 and to extend and revise rulemaking authority with respect to government securities under the federal securities laws, March 17 and 30, 1993.