I do not know if this is what you want, but take a look at the "External links" at the bottom of the Wikipedia page:
http://en.wikipedia.org/wiki/Theil_index Ravi -- View this message in context: http://r.789695.n4.nabble.com/U-de-Theil-tp2164441p2164458.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.