st: comparing wald chi2 statistics from xtgee?

[William Dixon <dixonw@u.arizona.edu>]

other only by one regressor. Since xtgee doesn't produce likelihoods,
I'm guessing the way to do this is to compare Wald chi2s. Does anyone
know how to do this?  Thanks very much.

-- 
 William J. Dixon             dixonw@u.arizona.edu
 Dept. of Political Science   314C Social Sciences
 University of Arizona        phone:  520.621.7600
 Tucson, Arizona 85721-0027     fax:  520.621.5051

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