Technology, production and jobs. Effect of technological improvements in the U.S.A. on production and jobs in manufacturing industries from 1909 to 1939. 1909 - one man plus 3 horsepower produced 5 units. 1919 - one man plus 3 l/2 horsepower produced 6 units. 1929 - one man plus 5 horsepower produced 10 units. 1939 - one man plus 7 horsepower produced 13 units. Increased production - fewer workers. What benefits and problems result?
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