* rollreg_X.do 24jun2004 CFBaum * Program illustrating use of rollreg webuse wpi1, clear g t2 = t^2 rollreg D.wpi t t2, move(24) stub(wpiM) graph(summary) more rollreg D.wpi t t2, add(24) stub(wpiA) graph(summary) more rollreg D2.wpi LD.wpi LD2.wpi t, move(48) stub(wpiM2) robust graph(full)