d STB-10 sg14.  Is a transformation of an independent variable necessary?
d STB insert by Richard Goldstein, Qualitas, Brighton, MA.
d Support:  goldst@@harvarda.bitnet
d After installation, see help ^tidwell^.

f sg14/madan175.dta
f sg14/tidwell.ado
f sg14/tidwell.hlp
f sg14/weisberg.dta