Secondary mortgage market : hearing before the Subcommittee on Housing and Urban Affairs of the Committee on Banking, Housing, and Urban Affairs, United States Senate, Ninety-eighth Congress, first session, on proposed changes in the charter of the Federal National Mortgage Association, (Fannie Mae), Federal Home Loan Mortgage Corporation (Freddie Mac), that will encourage a more broadly based and resilient housing finance system and provide a stable and growing supply of housing credit at reasonable cost, with minimal federal involvement, May 5, 1983.