王晓鲁就会将他同其调查中较为贫穷的家庭向匹配。
Mr Wang would therefore have paired them with the poorer households in his survey.
王晓鲁根据恩格尔系数将两项调查的家庭匹配起来。
Mr Wang matched families from the two surveys according to their Engel's coefficients.
王晓鲁同时假设人们只隐瞒收入，而不隐瞒开支和在食物上的花费。
Mr Wang also assumes that people lie about how much they earn, but not about how much they spend or eat.
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