On May 1, 2012, at 09:06 , Ulfa Hasanah wrote: > what is "nb2listw" in index moran? Did you try help(nb2listw) ? -- Peter Dalgaard, Professor Center for Statistics, Copenhagen Business School Solbjerg Plads 3, 2000 Frederiksberg, Denmark Phone: (+45)38153501 Email: pd.mes at cbs.dk Priv: PDalgd at gmail.com