Adding new cross-sections to a dated panel

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berten
Posts: 15
Joined: Wed Sep 09, 2009 11:23 am

Adding new cross-sections to a dated panel

Postby berten » Wed Mar 20, 2013 8:28 am

I have a dated panel for 51 cross-sections and 13 periods. I would like to add 20 more cross-sections, for which I have data in excel. This sounds trivial, but when I try to increase the cross-section ID series, EViews doesn't let me do that. How can I include these additional cross-sections? Thanks very much.

EViews Gareth
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Re: Adding new cross-sections to a dated panel

Postby EViews Gareth » Wed Mar 20, 2013 8:33 am

If you use File->Import-Import From File, to import the Excel file, EViews should detect the panel nature of the incoming data, and the panel nature of the current workfile, and handle it automatically.

berten
Posts: 15
Joined: Wed Sep 09, 2009 11:23 am

Re: Adding new cross-sections to a dated panel

Postby berten » Wed Mar 20, 2013 10:56 am

Thanks, I will try this. I have a different question as well. To calculate the normalized values of a variable, should I simply use @cnorm(x)? Would there be additional specifications for panel data? Thank you.

EViews Gareth
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Posts: 13603
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Re: Adding new cross-sections to a dated panel

Postby EViews Gareth » Wed Mar 20, 2013 11:09 am

Define "normalized".

berten
Posts: 15
Joined: Wed Sep 09, 2009 11:23 am

Re: Adding new cross-sections to a dated panel

Postby berten » Wed Mar 20, 2013 11:48 am

I am also trying to figure out what normalized means in this context. I am replicating the results of a study which used an average of 12 normalized individual components to create an index. I attached one of these components. Their results lie between 0 and 1, mostly around 0.5 and 0.7. I assume this is what excel function norm.dist does. One concern is which mean and standard deviation is taken, is it for each country, or for all countries as a whole? We need the index to be comparable across countries.
I tried the above EViews command and it didn't work. It returned only 1 for each data point. How else can I do it?
Thanks.
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EViews Gareth
Fe ddaethom, fe welon, fe amcangyfrifon
Posts: 13603
Joined: Tue Sep 16, 2008 5:38 pm

Re: Adding new cross-sections to a dated panel

Postby EViews Gareth » Wed Mar 20, 2013 12:11 pm

There is no command to normalize. Just take off the mean and divide by the stdev.

berten
Posts: 15
Joined: Wed Sep 09, 2009 11:23 am

Re: Adding new cross-sections to a dated panel

Postby berten » Wed Mar 20, 2013 12:17 pm

Sure, but doing that gives values greater than 1.


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