#' Builds a synthetic variable for education attainment - 2010
#' @param data.frame
#' @value data.frame
#' @export
build_migration_bornSameStateMCA_1980 <- function(CensusData){
if(!is.data.frame(CensusData)){
stop("'CensusData' is not a data.frame")
}
if(!is.data.table(CensusData)){
CensusData = as.data.table(CensusData)
}
stateMinimumComparable_just_created <- F
check_vars <- harmonizeIBGE:::check_var_existence(CensusData, c("stateMinimumComparable"))
if(length(check_vars) > 0){
CensusData <- build_geography_stateMinimumComparable_1980(CensusData)
stateMinimumComparable_just_created <- T
gc()
}
stateOfBirthMCA_just_created <- F
check_vars <- harmonizeIBGE:::check_var_existence(CensusData, c("stateOfBirthMCA"))
if(length(check_vars) > 0){
CensusData <- build_migration_stateOfBirthMCA_1980(CensusData)
stateOfBirthMCA_just_created <- T
gc()
}
CensusData[ , bornSameStateMCA := as.numeric(stateMinimumComparable == stateOfBirthMCA)]
# Unknown state will be NA
CensusData[stateOfBirthMCA == 99, bornSameStateMCA := NA]
# Foreigns will be zero
CensusData[stateOfBirthMCA == 999, bornSameStateMCA := 0]
gc()
if(stateMinimumComparable_just_created == T){
CensusData[, stateCurrent := NULL]
}
gc()
if(stateOfBirthMCA_just_created == T){
CensusData[, stateOfBirthMCA := NULL]
}
gc()
CensusData
}
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