-ipf- is from SSC. Please remember to specify where user-written
programs you refer to come from.
I think you are misreading the syntax -fit(string)-, which doesn't mean
that covariates should be string variables.
Nick
[email protected]
Andrew Criswell
This seems like a straight forward example. But I don't understand why
it fails. I am using version 10.1
input str6 gender str8 party wgt
gender party wgt
male democrat 55
male repub 65
female democrat 50
female repub 30
end
. ipf [fweight = wgt], fit(gender + party)
Deleting all matrices......
Expansion of the various marginal models
----------------------------------------
marginal model 1 varlist : gender
marginal model 2 varlist : party
type mismatch
r(109);
end of do-file
r(109);
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