# PS9.7, for Example 9.8 on CORC HILU differences
open data4-2 
genr Wt=WAGES*100/PRDEFL
# The above is real wages, Pt is real profit income 
genr Pt=Yt-Wt
ols Ct 0 Wt Pt
corc Ct 0 Wt Pt
# note that the mixed hilu-corc procedure yields global minimum 
hilu Ct 0 Wt Pt