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Re: st: Merge data for two panels in a panel data set
From
Nick Cox <[email protected]>
To
[email protected]
Subject
Re: st: Merge data for two panels in a panel data set
Date
Mon, 26 Mar 2012 15:43:06 +0100
If this is just two firms, why is the answer not item1[41] +
item1[42], etc., where naturally you should insert the observation
numbers relevant?
Nick
On Mon, Mar 26, 2012 at 3:35 PM, [email protected]
<[email protected]> wrote:
> I have two firms in a data set that merge at a given point of time. For a specific reason, I need to sum the observations over their balance sheet items in each period of time. Would that be possible in Stata?
>
>
> The dataset looks like that:
>
> Firm Date Item1 Item2 Item3
>
>
> Firm1 Date1 Item1 Item2 Item3
>
> Firm2 Date1 Item1 Item2 Item3
>
> Firm3 Date1 Item1 Item2 Item3
>
> ...so on.
>
> I would like to merge in each period of time the data for firm 1 and firm 2 so the dataset will look like that:
>
>
> The dataset looks like that:
>
> Firm Date Item1 Item2 Item3
>
>
> Merged_Firms Date1 Item1 Item2 Item3
>
> Firm3 Date1 Item1 Item2 Item3
>
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