When people are unemployed, two major sources of stress come into play. One is the loss of income, with all the financial hardships that this brings. Suddenly there are the difficulties of paying the monthly rent or mortgage, of making the car payment and paying credit-card bills, of dealing with utility costs, and the fundamental matter of putting enough food to eat on the table. The other source of stress is the effect of the loss of income on workers' feelings about themselves. Workers who derive their identity from their work, men who define manhood as supporting a family, and people who define their worth in terms of their work's dollar value lose more than their paychecks when they lose their jobs. They lose a piece of themselves; they lose their self-esteem. 7. The primary purpose of this paragraph is __________