And appending cost refers to the cost of family-providing of migrant rural worker, mainly includes the expense for supporting the elders and kids, along with education expense.
附加成本是指维持农民工家庭生活所耗费的成本，主要包括赡养老人与抚养子女的费用，以及子女教育费用。
And appending cost refers to the cost of family-providing of migrant rural worker, mainly includes the expense for supporting the elders and kids, along with education expense.
附加成本是指维持农民工家庭生活所耗费的成本，主要包括赡养老人与抚养子女的费用，以及子女教育费用。
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