the text, you have to add up the individual quintile data to convert the data to this form. The following table

shows the actual calculations for the share of income in 1979 versus 1991. The figure following the table
shows the perfect equality line and the Lorenz curves for 1979 and 1991. As shown, the income

distribution in 1979 was closer to the perfect equality line than the income distribution in 1991—that is,

the United Kingdom income distribution became more unequal over time.

Share of income received

1979

1991

Bottom 20%

7.0%

6.6%

Bottom 40%

18.5% 18.1%

Bottom 60%

35.5% 34.4%

Bottom 80%

60.3% 57.1%

All 100%

100.0% 100.0%
560

8. In the market for low-wage labor, information technology shifts the demand for low-wage labor to the left. One

reason is that technology can often substitute for low-wage labor in certain kinds of telephone or bookkeeping

jobs. In addition, information technology makes it easier for companies to manage connections with low-wage
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