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José said
How can I estimate panel data of i individuals interacting with j
individuals in t periods with i, j and ij individual effects? (for
example: i reporter countries trading with j reporter countries in t
years)
You might find http://ideas.repec.org/p/boc/usug01/8.html to be useful.
Kit Baum, Boston College Economics and DIW Berlin
http://ideas.repec.org/e/pba1.html
An Introduction to Modern Econometrics Using Stata:
http://www.stata-press.com/books/imeus.html
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