Jacobs E, Shipp S
Division of Expenditure Surveys, Bureau of Labor Statistics.
Mon Labor Rev. 1990 Mar;113(3):20-7.
Since the Monthly Labor Review began, the proportion of family expenditures allocated for food has dropped by half, the incidence of homeownership has doubled, and spending for transportation, medical care, and recreation has increased significantly.
自《每月劳动评论》创刊以来，家庭支出中用于食品的比例下降了一半，自有住房的比例翻了一番，交通、医疗和娱乐支出大幅增加。
