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Re: st: Loop


From   Nick Cox <[email protected]>
To   "[email protected]" <[email protected]>
Subject   Re: st: Loop
Date   Wed, 17 Apr 2013 18:34:19 +0100

You are correct. Sorry about that.
Nick
[email protected]


On 17 April 2013 17:59, Jeph Herrin <[email protected]> wrote:
> I daresay your -if- statement is always true.
>
> The poster wants to exclude when x = y, not d`x'=ls`y'. So
>
>  if "`x'"!="`y'" {
>
>  }
>
> J
>
>
>
> On 4/17/2013 11:50 AM, Nick Cox wrote:
>>
>> Same correction as Jeph indicated earlier.
>>
>> You want
>>
>> if "d`x'" != "ls`y'""
>> Nick
>> [email protected]
>>
>>
>> On 17 April 2013 16:07, Estrella Gomez <[email protected]> wrote:
>>>
>>> No, it does not work, because Stata does not recognise BE, the name of
>>> the variable is dBE, but if I say "if d`x' != d`y'", I obtain the same
>>> error message. I have tried "if d`x' != ls`y'" and "if ls`x' != ls`y'"
>>> as well, and I obtain the same error
>>>
>>>
>>> 2013/4/17 Jeph Herrin <[email protected]>:
>>>>
>>>> foreach x in BE DE ES FR GB US {
>>>>    foreach y in BE DE ES FR GB US {
>>>>       if "`x'"!="`y'" {
>>>>
>>>>           xi: probit d`x' ls`y' i.d10_comp
>>>>           outreg2 using
>>>> "D:\UsersData\Estrella\results\probit_`x'-`y'.xls",
>>>> bdec(4) se replace
>>>>       }
>>>>    }
>>>> }
>>>>
>>>>
>>>> On 4/17/2013 10:47 AM, Estrella Gomez wrote:
>>>>>
>>>>>
>>>>> Hi,
>>>>>
>>>>> I am trying to run 36 probits using this loop:
>>>>>
>>>>> foreach x in     BE    DE  ES   FR    GB    US  {
>>>>> foreach y in BE    DE  ES   FR    GB    US {
>>>>> xi: probit d`x' ls`y' i.d10_comp
>>>>> outreg2 using "D:\UsersData\Estrella\results\probit_`x'-`y'.xls",
>>>>> bdec(4) se replace
>>>>> }
>>>>> }
>>>>>
>>>>> However, in those cases in which x and y coincides (for instance, xi:
>>>>> probit dBE lsBE i.d10_comp), I obtain the error message "no
>>>>> observations".
>>>>> How could I write this loop for excluding those cases?
>>>>>
>>>>> Thank you very much,
>>>>> Estrella
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