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Re: st: re: reshape command with dates


From   "Hugh Colaco" <hmjc66@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: re: reshape command with dates
Date   Fri, 31 Oct 2008 08:44:59 -0400

Thanks Kit. Works like a charm!!!

Hugh



On Thu, Oct 30, 2008 at 7:45 AM, Kit Baum <baum@bc.edu> wrote:
> < >
> Hugh said
>
> I have a string variable (Id) with about 500 observations. I want to
> create a date sequence for each Id ranging from July 1, 2002 to Dec
> 31, 2006 as below:-
>
>
> I don't think you want to create 1,645 variables. Try
>
> clear
> set obs 1645
> // ssc inst tsmktim
> tsmktim dd, start(1jul2002)
> g long fmd = year(dd)*10000 + month(dd)*100 + day(dd)
> format fmd %9.0f
> g en = _n
> l in 1/10
> l in -10/l
>
> Save this as a Stata dataset, -expand- your existing file by 1645, and
> create a sequence number called -en- in the expanded file that goes
> 1,...,1645, 1,...,1645, etc. with -egen-.  Then you can -merge- the expanded
> file with the date sequence file, and you will have a file with IDs and
> dates in the YYYYMMDD format.
>
>
>
> Kit Baum, Boston College Economics and DIW Berlin
> http://ideas.repec.org/e/pba1.html
> An Introduction to Modern Econometrics Using Stata:
> http://www.stata-press.com/books/imeus.html
>
>
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>



-- 
Hugh
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