d STB-15 sss1. Calculating U.S. marginal income tax rates. d STB insert by Timothy J. Schmidt, Federal Reserve Bank of Kansas City. d Support: 816-881-2307 d After installation, see help ^mtr^. f sss1/_gmtr.ado f sss1/_tx_mtr1.ado f sss1/_tx_mtr2.ado f sss1/_tx_mtr3.ado f sss1/_tx_mtr4.ado f sss1/_tx_mtr5.ado f sss1/_tx_rpl.ado f sss1/mtr.hlp