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Re: st: tsfill


From   Steven Archambault <archstevej@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: tsfill
Date   Fri, 12 Apr 2013 20:37:30 -0600

Okay, I got it to work doing the -tsset- correctly. Sorry for wasting
time and space on this list.

On Fri, Apr 12, 2013 at 7:07 PM, Steven Archambault
<archstevej@gmail.com> wrote:
> I've noticed the tsset is interchangeable, at times. Anyhow, I thought
> tfill would fill in the dates between 11sep2009 and 15sep2009
> (12sept2009, 13sep2009, and 14sep2009). I thought that is what the
> help says, but maybe I read it wrong. How would I fill in those
> missing dates? I need to do this to more easily merge another data set
> (so I can generate an average of another variable, over the time
> period).
>
> On Fri, Apr 12, 2013 at 5:12 PM, Nick Cox <njcoxstata@gmail.com> wrote:
>> Your -tsset- is the wrong way round. You should specify the panel
>> identifier first.
>>
>> But why did your command work even though it was the wrong way round?
>> Going through your example, there was no expansion as far as -tsfill-
>> is concerned you had nothing to fill in. That is, you specified
>>
>> 1. Four distinct numeric identifiers (that's fine).
>>
>> 2. For each panel, a panel of length one starting on day 1, namely 2
>> January 1960 (that's fine too).
>>
>> So, no gaps, and thus no expansion.
>>
>> -tsset- doesn't check the formats of the variables specified. That's
>> at choice and not fundamental.
>>
>> Odd, but true.
>> Nick
>> njcoxstata@gmail.com
>>
>>
>> On 12 April 2013 23:57, Steven Archambault <archstevej@gmail.com> wrote:
>>> Hi all,
>>>
>>> I am unsure why the tsfill command is not working for me.
>>>
>>> tsset date id_sei
>>>
>>> list date id_sei
>>>
>>> date id_sei
>>>  09sep2009       1
>>>   10sep2009       1
>>>  11sep2009        1
>>>   15sep2009       1
>>>
>>> tsfill
>>>
>>> date id_sei
>>>  09sep2009       1
>>>   10sep2009       1
>>>  11sep2009        1
>>>   15sep2009       1
>>>
>>> Any advice would be appreciated!
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