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lebel
2004 Aug 19
1
sample selection problem, inverse mills ratio (Heckman, Lewbel, ...)
-----Ursprüngliche Nachricht-----
Von: Wildi Marc, wia
Gesendet: Mittwoch, 18. August 2004 10:11
An: r-help@lists.R-project.org
Betreff:
Hi
Does anybody know from an R-package devoted to sample selection problems (Heckman's lambda, Lewbel, ...)?
Thanks and best regards
Marc Wildi
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2004 Aug 18
0
(no subject)
Hi
Does anybody know from an R-package devoted to sample selection problems (Heckman's lambda, Lewbel, ...)?
Thanks and best regards
Marc Wildi