Real Income for Most of the Working Population in the United

question 46

Multiple Choice

Real income for most of the working population in the United States increased over the twentieth century. What is the most important reason for this?

• A) Women's entrance into the paid labor force changed real income.
• B) Competition from foreign companies was reduced.
• C) There was an increase in productivity due to technological change.
• D) There was a decrease in the size of the working-age population.

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