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st: RE: Re: cell match std errors


From   "Joao Pedro W. de Azevedo" <j.p.azevedo@ncl.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Re: cell match std errors
Date   Thu, 5 Feb 2004 16:49:41 -0000

Dear Michael,
Thanks for the suggestion. I will check my manual.
JP



-----Original Message-----
From: owner-statalist@hsphsun2.harvard.edu
[mailto:owner-statalist@hsphsun2.harvard.edu] On Behalf Of Michael Blasnik
Sent: Thursday, February 05, 2004 4:05 PM
To: statalist@hsphsun2.harvard.edu
Subject: st: Re: cell match std errors


This looks a lot like what -dstdize- does, have you checked that out instead
of writing your own program?

Michael Blasnik
michael.blasnik@verizon.net

----- Original Message ----- 
From: "Joao Pedro W. de Azevedo" <jazevedo@provide.com.br>
To: <statalist@hsphsun2.harvard.edu>
Sent: Thursday, February 05, 2004 8:33 AM
Subject: st: cell match std errors


> I've written a stata routine to estimate an exact (cell) match average 
> treatment effect as suggested by Card and Sullivan (1988). So far my 
> ado file is only able to compute the average values of the non 
> treated, the treated, the difference and the weighted differece (att).
>
> I would like to know if anyone could give me a suggestion on how I 
> could compute the std errors using Stata. Below follows an example of 
> the output and the do file that generates it.
>
> Many thanks,
>
> Joao Pedro
>
> Reference:
> Card, D. and D. G. Sullivan (1988). "Measuring the Effect of 
> Subsidized Training Programs on Movements in and out of Employment." 
> Econometrica
> 56(3): 497-530.
>
>
>              |     CONTROL             TREATED
> PREHIST       |     N       RATE(%)    N      RATE(%)   DIFF        WEIGHT
> ATT
> 0             |     2502    66.22      225     47.37    -18.84      0.05
> -1.00
> 1             |     4154    62.17      404     51.32    -10.85      0.10
> -1.03
> 10            |       23    56.60        1    100.00     43.40      0.00
> 0.01
.....<snip>......


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