Uloading

Uloading

Chililabdata/GenLongYMembership.do

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+clear
+cd e:\chililabdata\data
+use membership
+sort individid
+drop if individid==""
+replace mem_sdate=mem_sdate/86400000
+rename mem_sdate sdate
+format sdate %td
+gen year = year( sdate)
+drop if year < 2004
+gen round = year
+sort individid round
+duplicates drop individid round, force
+
+gen period = round[_n+1]-round
+replace period = 2014-round if individ != individid[_n+1]
+drop  mem_episodeid mem_sobserveid mem_seventtype mem_eobserveid mem_edate mem_eeventtype mem_no socialgpidGuid mem_sobserveidGuid mem_eobserveidGuid  year
+expand period
+replace round = round-2004
+sort individid round
+by individid round: gen p=_n-1
+replace round = round+p
+drop if round > 10
+tostring round, generate(rounds)
+replace rounds = "0" + rounds if strlen(rounds) == 1
+gen socialkeys = socialgpid +  rounds
+gen individkey = individid +  rounds
+drop period p
+save rYMembership, replace