Creation of large unskilled workers due to development of mass production and growth in heavy industry
Rise in employment of women
They refused to join male dominated unions
Rise in white collar and service industry employment
They were more reluctant to join unions
Some forced to sign non union agreements
Decline in number of blue collar workers
New technology and an increased automation in many industries happened during the 1950s
Union membership fell by 50%
Increased demand for goods
American economy developed during the 1920s . It allowed some of its process to continue to meet a growing consumer demand for new goods - washing machines , refrigerators, cars - real wages rose