Uloading

Uloading

Chililabdata/GenLongBirth.do

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+clear
+
+cd e:\chililabdata\data
+use individual
+sort individid 
+save, replace
+use birth
+sort individid
+duplicates drop individid, force
+merge 1:1 individid using individual, keepusing(gender motherid)
+rename gender sex
+rename individid childid
+rename motherid individid
+gen socialgpid = substr(observeid,1,9)
+replace bth_date= bth_date/86400000
+format bth_date %td
+gen year = year( bth_date)
+gen h = halfyear(bth_date)
+gen round = yh(year,h)-89
+tostring round, generate(rounds)
+replace rounds = "0" + rounds if strlen(rounds) ==1
+gen socialkey = socialgpid+  rounds
+gen individkey = individid+  rounds
+drop  eventid observeid individidGuid _merge h  
+drop if round < 0
+save rBirths, replace