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st: RE: Re: tsset

From   "Nick Cox" <[email protected]>
To   <[email protected]>
Subject   st: RE: Re: tsset
Date   Sun, 1 Feb 2004 16:39:37 -0000

Juan Manuel Jauregui wrote 
> I have a panel data of countries and years and when 
> entering the command
> tsset country year
> I receive the error message that the string 
> is not allowed. Obviously country is a string. How can I solve this 
> problem? Do I have to create
> an id number for each country? How can I do that?

and ACHINTYA RAY replied 
> I faced the same problem in my work. So I took the harder 
> route and created
> a numeric ID for each country in Excel and then got the data 
> into STATA. In
> Excel, this is a piece of cake after you sort your data by 
> the country name.
> But taking the harder route saved a lot of time for me. May 
> be there is a better way out.

This is also easy in Stata. Indeed it doesn't require
even a prior sort. Use -encode-. 

. encode country, gen(Country) 
. tsset Country year also
gives advice in this area. 

[email protected] 

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