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st: Help with the record( ) function


From   "Carole J. Wilson" <carolejwilson@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   st: Help with the record( ) function
Date   Fri, 24 Aug 2007 12:53:39 -0500

Jeff,

The most likely problem is that egenmore isn't installed or updated.
 -egen record()- is part of the user written egenmore package.

findit egenmore

will bring you to the installation dialogue.

If it is installed, try

adoupdate egenmore

--Carole

On 8/24/07, Jeff Simonson <simonsonjt@yahoo.com> wrote:
> Ultimately, what I want to do is sort through my observations and pick out
> a minimum and maximum for each group and then have that value as a
> constant in a new variable. I am working through Baum's book An
> Introduction to Modern Econometrics using Stata
> and came across page 33 where the author explains use of the record()
> function. The command and function used in the book is:
>
> egen hiwage = record(wage), by(empid) order(year)
>
> I am running Stata9 and entered in a simple set of data to test the
> function.
>
> . list
>
>     +-------------------+
>     | sid   term    gpa |
>     |-------------------|
>  1. |   1    F01   1.08 |
>  2. |   1    F02    3.1 |
>  3. |   1    F03   3.96 |
>  4. |   1    F04   1.35 |
>  5. |   1    F05   2.87 |
>     |-------------------|
>  6. |   2    F02   2.26 |
>  7. |   2    F03   2.63 |
>  8. |   2    F04   3.49 |
>  9. |   2    F05   3.94 |
>     +-------------------+
>
> So I figured that the record() function used in conjunction with the
> egen command would give me the highest gpa for the student (sid).
> Here is my command and output.
>
> . egen highgpa = record(gpa), by(sid)
> unrecognized command:  _grecord
> r(199);
>
> Any help would be appreciated.
>
> Thanks,
> Jeff
>
>
>
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