It also forced existing Chinese Americans out of the labor force, and into self-employment.
In the past year, the labor force has actually grown by nearly 700,000, a reversal of a troubling trend.
For the first time in American history, women accounted for 49 percent of the labor force.
For starters, there's just the empirical fact that labor force participation has been declining since the turn of the millenium.
The labor force participation rate dropped to 64.6 percent from 65.2 percent from the previous month.
In a labor force so numerous and diversified the most careful adjustments in human relationships were necessary.
The labor force attracted to the towns and the North by higher wages.
In most of the basic industries the new immigrants constitute at least half the labor force.
The labor force had increased by 54 percent compared with its size in 1960, and the number of women workers more than doubled.
The percentage of economically active females is lower, but they have constituted over 40 percent of the labor force.