Re: st: using egen for categorical variable indicating groups

[Rufus Peabody <rufus.peabody@gmail.com>]

To access your local macro, max, you need to refer to it as `max' .

On Jun 8, 2008, at 12:17 AM, Shehzad Ali wrote:

> Please ignore my previous question. I was using global which was not  
> previously defined because I was following commands from a manual. I  
> have rectified the previous problem but now I am getting a different  
> error. Here is what I do:
>
> qui sum y
> local max=r(max)
> kdensity y [aw=wt], n(100) nograph
> local width=r(scale)
> egen ygroup=cut(y), at(0(width)max) icodes
>
> But I get this error after the last line:
>
> at() invalid -- invalid numlist
>
> I have defined the local 'width'. I am not sure why I am still  
> getting an error. Any help would be appreciated.
>
> Thanks,
>
> Shehzad
>
> On Jun 8 2008, Shehzad Ali wrote:
>
>
> > Hi,
> >
> > I am trying to generate categorical variable indicating income  
> > groups. My income variable is y. Here is what I am doing:
> >
> > qui sum y
> > local max=r(max)
> > kdensity y [aw=wt], n(100) nograph
> > local width=r(scale)
> > egen ygroup=cut(y), at(0(`width')`max') icodes
> >
> > But I get this error when I run the last line:
> >
> > { required
> >
> > I am not sure where I am missing brackets. I have also tried the  
> > following but it didn't help.
> >
> > egen ygroup=cut(y), {at(0(`width')`max')} icodes
> >
> > Any help would be appreciated.
> >
> > Cheers,
> >
> > Shehzad
> > *
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