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Re: st: how recode a positive value on a variable to a particular negative value


From   Nick Cox <njcoxstata@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: how recode a positive value on a variable to a particular negative value
Date   Fri, 28 Sep 2012 16:44:15 +0100

Good. but Daniel's question remains; I did not try to reproduce your
non-result.

No one need care, but I dislike -recode-. I have to rediscover the
rules each time. I find it faster to use -replace-. But I am happy if
anyone else regards it with affection as a trusty workhorse they call
upon repeatedly.

Nick

On Fri, Sep 28, 2012 at 4:39 PM, Erik Aadland <erikaadland@hotmail.com> wrote:
> Thank you so much, Nick.
> The variable will not be used to measure years.
> Kind regards,
> Erik.
>
> ----------------------------------------
>> Date: Fri, 28 Sep 2012 16:36:16 +0100
>> Subject: Re: st: how recode a positive value on a variable to a particular negative value
>> From: njcoxstata@gmail.com
>> To: statalist@hsphsun2.harvard.edu
>>
>> I believe you. The intent of -recode- is quite explicit: to recode
>> categorical variables. This replacement lies outside -recode-'s rules.
>>
>> That aside, you just need (it seems)
>>
>> replace year = -156 if year == 1990
>> replace year = -144 if year == 1991
>>
>> How far this -year- variable is still telling you about years is your
>> own call (unless the example is just invented).
>>
>> Nick
>>
>> On Fri, Sep 28, 2012 at 4:26 PM, Erik Aadland <erikaadland@hotmail.com> wrote:
>>
>> > I am trying to recode positive values on a specific variable into particular negative values.
>> > e.g:
>> > recode year (1990 = -156) (1991= -144)
>> > and so on.
>> > However, recode does not allow a negative value it seems.
>> > Any input on this problem would be very appreciated.
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