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RE: st: Heckman model and survival analysis
From
Cameron McIntosh <[email protected]>
To
STATA LIST <[email protected]>
Subject
RE: st: Heckman model and survival analysis
Date
Sat, 12 May 2012 19:05:24 -0400
Hi Scott,
Yes, I agree with your assessment of the situation. Selection will indeed be an issue... and is still just one of the myriad considerations entering into a survival analysis, i.e., censoring, competing risks, interactions/nonlinearity, etc....
Best,
Cam
----------------------------------------
> Date: Sat, 12 May 2012 15:27:56 -0700
> Subject: Re: st: Heckman model and survival analysis
> From: [email protected]
> To: [email protected]
>
> Thank you very much Cam.
>
> I work for a company that provides assessment data to potential
> employers for applicants. We often produce survival curves for how
> long employees remain on the job once employed. The problem is that we
> believe these survival curves might not adequately represent the
> strength our assessment system, because besides being selected based
> on our assessment system, there are unknown factors which cause a job
> applicant to be selected or not selected for a job. We wanted to
> apply Heckman’s model to take into account these selection effects,
> but within the context of a survival analysis.
>
>
> Scott
>
> -----Original Message-----
>
>
> On Sat, May 12, 2012 at 3:21 PM, Cameron McIntosh <[email protected]> wrote:
> > Scott,
> > You aren't describing your situation in much detail... but start here, in any event:
> >
> > Boehmke, F.J., Morey, D., & Shannon, M. (2006). Selection Bias and Continuous-Time Duration Models: Consequences and a Proposed Solution. American Journal of Political Science, 50(1), 192-207.
> >
> > Cader, H.A., & Leatherman, J.C. (2009). Small business survival and sample selection bias. Small Business Economics, 37, 155-165.
> >
> > Cam
> >
> >> Date: Sat, 12 May 2012 13:24:02 -0700
> >> Subject: st: Heckman model and survival analysis
> >> From: [email protected]
> >> To: [email protected]
> >>
> >> I hope someone can provide some guidance with a statistical problem I'm
> >> having. I would like to directly apply the Heckman selection bias model to
> >> a survival analysis. Has anyone encountered this before?
> >>
> >> Thanks very much in advance for your help.
> >>
> >> Scott Hershberger
> >> *
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> >
> > *
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>
> *
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*
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