Uloading

Uloading

Chililabdata/GenLongOccupation.do

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+clear all
+cd data
+use observation
+sort observeid
+save, replace
+use occupation
+rename occ_sobserveid observeid
+sort observeid
+merge m:1 observeid using observation, keepusing(obs_entry_date)
+keep if _merge ==3
+gen year = year( obs_entry_date/86400000)
+drop if year < 2004
+gen h = halfyear(obs_entry_date/86400000)
+gen round = yh(year,h)
+sort individid round
+gen period = round[_n+1]-round
+replace period = 109-round if individid!=individid[_n+1]
+expand period
+replace round = round-89
+sort individid round
+by individid round: gen p= _n-1
+replace round = round + p
+drop if round > 19
+drop h period p _merge  obs_entry_date
+tostring round, generate(rounds)
+replace rounds = "0" + rounds if strlen(rounds) == 1
+gen individkey = individid +  rounds
+sort individkey
+duplicates drop individkey, force
+drop  occ_episodeid observeid occ_eobserveid
+save rOccupation, replace
+
+
+