st: re your Statalist posting

from help whatsnew:

20. xtreg, fe now uses vce(cluster id) when vce(robust) is specified, in light of the new results in Stock and Watson,
"Heteroskedasticity-robust standard errors for fixed-effects panel-data regression," Econometrica 76 (2008): 155-174.

Kit Baum, Boston College Economics and DIW Berlin
http://ideas.repec.org/e/pba1.html
An Introduction to Modern Econometrics Using Stata:
http://www.stata-press.com/books/imeus.html

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