Rod,
-cluster- is one of the -vce- options, hence cannot -cluster- and -boot- options for -vce- be combined. I suggest you use -bs- (see -help bs-),
e.g.,
***
bootstrap, cluster(variable): ologit whatever
***
Best regards,
Even
>-----Original Message-----
>From: [email protected] [mailto:owner-
>[email protected]] On Behalf Of Rodwan M Abouharb
>Sent: Tuesday, May 20, 2008 7:32 AM
>To: [email protected]
>Subject: RE: st: Problem Using Bootstrapping with Ordered Logit 'gweight
>not allowed'
>
>Hi Jeff
>
>Thank you very much for your help that fixed the issue.
>
>One final question. When trying to run the equation below STATA won't
>let me cluster by country 'cluster (ccode)' when bootstrapping. I have
>checked the integrity of the data-set and there are no repeated values.
>Is there some way to cluster by country?
>
>Thank you
>
>Rod
>
>
>ologit tort imfnumberyearsunder8104 gdppcipol democ logpopi interstate
>internal UKcol IMFindirecteffect4th tortlag1 if highincomeoecd==0 &
>postcommunistindep93==0 & indep83899404==0, cluster (ccode) vce(boot)
>(running ologit on estimation sample)
>
>Bootstrap replications (50)
>----+--- 1 ---+--- 2 ---+--- 3 ---+--- 4 ---+--- 5
>repeated time values within panel
>the most likely cause for this error is misspecifying the cluster(),
>idcluster(), or group() option
>r(451);
>
>
>
>
>M. Rodwan Abouharb
>Assistant Professor
>Department of Political Science
>219 Stubbs Hall
>Louisiana State University
>Baton Rouge, Louisiana 70803
>Tel: 225-578-3881
>Fax: 225-578-2540
>Web: www.rodabouharb.com
>
>-----Original Message-----
>From: [email protected] [mailto:owner-
>[email protected]] On Behalf Of Jeff Pitblado, StataCorp LP
>Sent: Monday, May 19, 2008 5:39 PM
>To: [email protected]
>Subject: Re: st: Problem Using Bootstrapping with Ordered Logit 'gweight
>not allowed'
>
>Rodwan M Abouharb <[email protected]> is having trouble with the -
>vce(bootstrap)-
>option with -ologit-:
>
>> I am a newbie when it comes to bootstrapping. The vce command seemed
>like
>> the easiest way to obtain alternative error estimates for each of the
>> independent variables. I am using STATA 9.2.
>>
>> I have been trying to implement the bootstrapping option using an
>ordered
>> logit. I have tried variations on this including removing all of the
>'if'
>> and 'cluster' statements and tried also using vce(jack). None of these
>seem
>> to work and I always get the 'option gweight not allowed' error term.
>I
>> can't find any information on what 'gweight' refers too.
>
>Rodwan should type the following within Stata to check on the current
>state of
>the Stata 9.2 executable and ado-files.
>
> . update query
>
>Based on Rodwan's reported error message, it appears that Rodwan's Stata
>9.2
>executable is not fully up-to-date. The remedy for this is to run the
>following Stata commands:
>
> . update all
> . update swap
>
>-----
>
>For those interested, the update on 31july2006 contained the addition of
>the
>-gweight- option to the -_parse- command. -_parse- is used by the
>parsing
>engine employed by the -bootstrap- and -jackknife- prefix commands,
>which are
>called when the -vce(bootstrap)- and -vce(jackknife)- options are
>specified.
>
>--Jeff
>[email protected]
>*
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>
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