If you did in fact type
...
as part of your command then that is invalid
syntax. If you didn't type that, then the
same comment applies: we need to see _exactly_ what you
typed.
Nick
[email protected]
Rubiana Chamarbagwala
> Nick - thanks for the information. Here is the syntax I used.
>
> (1) bootstrap "dprobit y x1 x2 x3 x4 x5" "_b[x1] _b[x2]", reps(1000)
> cluster(x6) -- this worked.
>
> (2) bootstrap "dprobit y x1 x2 x3 x4 x5 x7 x8 x9 x10 ... x50" "_b[x1]
> _b[x2]", reps(1000) cluster(x6) -- this returned "invalid syntax".
>
> The variables in (2) above include dummies and interctions
> with dummies.
>
>
> Nick Cox wrote:
>
> >-whelp limits- indicates various limits.
> >
> >It is always worth including examples of the
> >invalid syntax you used.
> >
> >I doubt that the explanation of your problem lies
> >in the direction you are looking. The error message
> >you got would be normally be
> >produced well before trying to apply the -regress-
> >command. However, without indications of
> >what you actually typed it is difficult to help further.
> >
> >Nick
> >[email protected]
> >
> >Rubiana Chamarbagwala
> >
> >
> >
> >>Hi - I am trying to estimate a probit model with lots of
> independent
> >>variables and estimate bootstrapped standard errors for 4
> variables.
> >>Stata keeps returning "invalid syntax" when I include all the
> >>independent variables. However, when I include only a few
> >>variables, it
> >>works. Does anyone know whether or not there is a limit to
> >>the number
> >>of variables one can include in a regression when one uses
> >>the bootstrap command?
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