Feelings of hopelessness among medieval workers trapped in the poverty cycle gradually lessened as it became possible for women's labor to supplement a family's money income by more than pennies.
受困于贫穷周期的中世纪工人的绝望情绪逐渐减轻，因为妇女的劳动可以为家庭的金钱收入补贴几便士。
2
Just as a recovery needs a self-supporting cycle of rising production, income and spending, so a recession needs the opposite.
正如一次回升需要一个关于生产，收入和支出都处于上升的自给循环，对衰退来说，正是反之亦然。
3
Then, tracing to its source, explains the economics theoretical foundation of the consumer credit, that is, time-favor theory, life-cycle hypothesis and permanent-income theory.