See the second "sticky" in this forum:
http://social.microsoft.com/Forums/en-US/479281b2-90f9-42ca-85f7-644fc6e1e5c3/download-microsoft-money-installation-files-solve-activation-and-some-other-errors?forum=money
which gives your options. Money 2000 will only work with 32-bit Windows 8.1 If your new system has 64-bit Windows you will need to upgrade to whichever version applies to your region.
Bill Becker