Re: st: grid search by product code

[Nick Cox <njcoxstata@gmail.com>]

This asks how to use a unspecified program. See the current thread on
using -movestay-. If the program supports -by:- you can use it. If
not, this sounds like a loop.

Nick

On Tue, May 1, 2012 at 6:55 PM, econqian222
<maguixianstatalist@gmail.com> wrote:

>      I want to run a grid-search program for by "product" , the format of
> the data goes like following: product   quantity        value
> 1                5.605  .064
> 1              27.3518  3.96556
> 1             2.76541   .597
> 2             727.906   77.711
> 2             396.779   82.386
> 3             35.8568   .783239
> 3             19.6898   .128481
>
> How should I run the program by product(1, 2, 3,....)?

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