d STB-55 sg137. Test for heteroskedasticity in reg. error distribution d STB insert by Christopher F. Baum, Boston College d Nicholas J. Cox, University of Durham d Vincent Wiggins, Stata Corporation d Support: baum@@bc.edu d n.j.cox@@durham.ac.uk d vwiggins@@stata.com d After installation, see help ^bpagan^, help ^whitetst^ f sg137/bpagan.ado f sg137/bpagan.hlp f sg137/whitetst.ado f sg137/whitetst.hlp