tcm.curve: Treasury Constant Maturity Curve
Description
Treasury Constant Maturity Curve data
running from 1982 to 1997.
The Constant Maturity Curve data come from yield curves
constructed by the U.S. Treasury Department from the
yields of actively traded issues adjusted to constant maturities.source
From the web site of the
Federal Reserve Bank, http://www.bog.frb.fed.us/releases/H15/data.htm.