The poorer is a family, the greater is the proportion of the total outgo which must be used for food... The proportion of the outgo used for food, other things being equal, is the best measure of the material standard of living of a population.
一个家庭越穷，必须用于食物的总支出所占的比例就越大。在其他条件相同的情况下，用于食品的支出比例是衡量一个人口物质生活水平的最佳指标。
标签
Poorer
Population