Answering the Call of Automation: How the Labor Market Adjusted to Mechanizing Telephone Operation
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In the early 1900s, telephone operation was among the most common jobs for American women, and telephone operators were ubiquitous. Between 1920 and 1940, AT&T undertook one of the largest automation investments in modern history, replacing operators with mechanical switching technology in over half
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美国国家经济研究局创建时间：
2020-11-01
