From: Serguei Kaniovski <kaniovsk_at_wifo.ac.at>

Date: Wed 19 Jul 2006 - 01:18:27 EST

Date: Wed 19 Jul 2006 - 01:18:27 EST

Here is an example of the data.frame that I have,

*"case" represents the cases,
*

"id" the persons, and

"x" is the binary state.

I would like to know in how many cases any two persons

Please help, this is way beyond my knowledge of R!

Thank you,

Serguei Kaniovski

-- ___________________________________________________________________ Austrian Institute of Economic Research (WIFO) Name: Serguei Kaniovski P.O.Box 91 Tel.: +43-1-7982601-231 Arsenal Objekt 20 Fax: +43-1-7989386 1103 Vienna, Austria Mail: Serguei.Kaniovski@wifo.ac.at http://www.wifo.ac.at/Serguei.Kaniovski ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.Received on Wed Jul 19 01:35:25 2006

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