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Re: st: Tobit model where lower limit varies


From   Steve Samuels <sjsamuels@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Tobit model where lower limit varies
Date   Tue, 11 Jun 2013 21:27:42 -0400

I don't know anything about tobit models, but Patrick Royston's -stpm- (SSC) can handle several
censoring patterns for non-negative variables

Steve

On Jun 11, 2013, at 9:14 PM, Richard Goldstein wrote:

see -h intreg-

Rich

On 6/11/13 5:58 PM, Brent Gibbons wrote:
> Hello, I am trying to find a way to estimate a tobit model where the value 
of the lower limit (or upper limit) varies across observations. It appears
that the proc "qlim" can do this in SAS but I could not find a reference
for
it in Stata. Thanks for any help with this. Brent
> 
> Brent Gibbons, PhD
> Postdoctoral Research Fellow
> (410) 455-8458
> UMBC, 421 Public Policy Bldg
> 1000 Hilltop Circle
> Baltimore, MD 21250
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