Complex iterative proportional fitting
I have first a microdata set including individuals by country of residence (region), age (agegr), sex (sexR), education (edu), education of the mother (edum) and place of birth (pob), and sample weights (weight).
I have a second dataset that contains aggregated population by country of residence (region), agegr, sex, edu, pob and duration of residence (dur_res) in 4 categories.
I have a third dataset that contains aggregated population by agegr, sex, edu, pob, duration of residence (dur_res) in 4 categories, and age at immigration (immstat) in 3 categories.
I want to impute the value of the duration of residence and the age at immigration from dataset 2 and 3 to the first one containing individuals. Other variables already match perfectly. Is there any straightforward procedure to do this?
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