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Re: st: Identifying switchers in panel data


From   [email protected]
To   "[email protected]" <[email protected]>
Subject   Re: st: Identifying switchers in panel data
Date   Thu, 12 Sep 2013 06:22:14 +0100

Check out -xtpatternvar- from SSC. (Note to myself: rewrite it to support longer strings in Stata 13?)

Nick
[email protected]

On 11 Sep 2013, at 19:33, Dana Shills <[email protected]> wrote:

> I'm classifying the households.
> 
> Thanks
> 
> Dana
> 
> 
> ----------------------------------------
>> Subject: Re: st: Identifying switchers in panel data
>> From: [email protected]
>> Date: Wed, 11 Sep 2013 17:37:24 +0100
>> To: [email protected]
>> 
>> Are you classifying one-step changes or households?
>> 
>> -tsspell- is from SSC.
>> 
>> Nick
>> [email protected]
>> 
>> On 11 Sep 2013, at 14:54, Dana Shills <[email protected]> wrote:
>>> I am using an unbalanced panel dataset of 100,000 households which a status variables that takes values 0,1,2. Some households never switch status and some toggle between the three states. How do I identify how many switchers there are between each of these categories (0,1) (1,0) (0,2) (2,0) (1,2) (2,1). I have been trying to work with -tsspell - but it doesn't quite get me what I need.
>>> 
>>> Here is a sample of the data.
>>> 
>>> ID time status
>>> 1 0 1
>>> 1 1 1
>>> 1 2 1
>>> 1 3 1
>>> 2 0 0
>>> 2 1 2
>>> 2 2 1
>>> 2 3 0
>>> 2 4 0
>>> 3 0 2
>>> 3 1 1
>>> 4 0 0
>>> 4 1 1
>>> 4 2 1
>> 
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