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Re: st: Reversed coefficient sign for exponential MLE vs. ereg


From   Maarten Buis <maartenlbuis@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Reversed coefficient sign for exponential MLE vs. ereg
Date   Mon, 30 Jan 2012 09:10:34 +0100

On Sat, Jan 28, 2012 at 2:41 AM, Gordon Burtch wrote:
> For those who are not familiar with ereg syntax: "ereg y" is equivalent to "streg, dist(exponential) nohr". My code output is included below, at the end of the e-mail.
>
> The coefficient estimates should be the same I think, though obviously I've done something wrong since the sign is reversed.

Looks like your command is using the accelarated failure time metric
rather than the log relative hazard metric.

Hope this helps,
Maarten

--------------------------
Maarten L. Buis
Institut fuer Soziologie
Universitaet Tuebingen
Wilhelmstrasse 36
72074 Tuebingen
Germany


http://www.maartenbuis.nl
--------------------------
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