Does the connection between 'Laying out a production line required exact calculation of the number of workers required for a given step to keep single garments moving through the operation continuously'much as a car moves down an assembly line.' and 'There were economies of scale related to workers on the production line.' lack any definitive logical relationship?
Laying out a production line required exact calculation of the number of workers required for a given step to keep single garments moving through the operation continuously'much as a car moves down an assembly line.###There were economies of scale related to workers on the production line.