Bookmark and Share

Notice: On April 23, 2014, Statalist moved from an email list to a forum, based at

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: st: Warning - singleton groups detected

From   Nick Cox <>
Subject   Re: st: Warning - singleton groups detected
Date   Tue, 12 Apr 2011 15:17:44 +0100

Chris Parker started a thread earlier today which touches on this. See
the Statalist archives if you get the digest only. Skim other postings
if you get them individually.


On Tue, Apr 12, 2011 at 3:10 PM, vikramfinavker
<> wrote:

> When i am running xtivreg2 regression with two endogenous variables i get
> this warning. could someone please tell me what does it mean? and how it
> affects my regressions results?
*   For searches and help try:

© Copyright 1996–2018 StataCorp LLC   |   Terms of use   |   Privacy   |   Contact us   |   Site index