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Re: st: Data Management


From   "Rijo John" <rmjohn@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Data Management
Date   Fri, 21 Nov 2008 11:50:36 -0600

Thanks Nick and Martin,

 This did work too. I have the solution now using this duplicates
command as well as the other command suggested by Nick.

Thanks,
Rijo.

On Fri, Nov 21, 2008 at 11:44 AM, Martin Weiss <martin.weiss1@gmx.de> wrote:
> " I am not sure if duplicates command will work.. Because I have other
> variables in the data. So there are actually no duplicates at all in
> the data. "
>
> Not so, the -duplicates- commands allows -varlist-s...
>
> HTH
> Martin
> _______________________
> ----- Original Message ----- From: "Rijo John" <rmjohn@gmail.com>
> To: <statalist@hsphsun2.harvard.edu>
> Sent: Friday, November 21, 2008 6:28 PM
> Subject: Re: st: Data Management
>
>
>> Hi Friedrich,
>> the command you suggested produces pretty much the same result.. it
>> lists out all the ids irrespective of the differences in city names.
>>
>> Martin,
>>
>> I am not sure if duplicates command will work.. Because I have other
>> variables in the data. So there are actually no duplicates at all in
>> the data. Only the city name variable is spelt differently in certain
>> cases. There are many other variables which takes different values for
>> year 1 and two. So if I issue a duplicate command I would imagine it
>> may not produce any duplicates at all.
>>
>> Thanks,
>> Rijo.
>>
>> On Fri, Nov 21, 2008 at 11:18 AM, Friedrich Huebler <fhuebler@gmail.com>
>> wrote:
>>>
>>> Rijo,
>>>
>>> bysort ID: list if City[1]!=City[2]
>>>
>>> Friedrich
>>>
>>> On Fri, Nov 21, 2008 at 12:08 PM, Rijo John <rmjohn@gmail.com> wrote:
>>>>
>>>> Hi statalist,
>>>>
>>>> I have a data set as follows
>>>>
>>>> ID  City          Year
>>>> 1    City name   1
>>>> 1    City name   2
>>>>
>>>>
>>>> The data is suppose to have same city names for each ids for year 1
>>>> and two. but there are many occasions where city for the year 1 is
>>>> spelt differently thanthat for year 2. I just want to list out or edit
>>>> those cities where city names are different for year 1 and 2 for the
>>>> same ID. When I issue the following command
>>>>
>>>> bysort ID : list if  City!=City[_n-1]
>>>>
>>>> it lists all observations in the data whether or not the city is spelt
>>>> differently in years one and two. Thats strange to me? Can someone
>>>> tell what  I am doing wrong here?
>>>>
>>>> Thanks for your help.
>>>>
>>>> Rijo.
>>>
>>> *
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