S. To at first restrict then promote the immigration of scientific, engineering and software professionals is a case in point. The growth in wage rates for difficult-to-replace professions is also driving up training and education in nursing and medicine, in part driven by the demographic bubble occurring in the U.S., in part driven by the high turn-over of nurses who exit the workforce due to retirement. The fact that wages are increasing in these acute shortage areas are also driving up the supply of labor, as workers migrate away from slower-growing professions into these of higher growth with unmet needs for workers. The combined effects of immigration and higher wage rates in those professions with the largest unmet needs drives up the supply of labor significantly.

In summary, both the increase in the supply and demand of labor is being driven by global economics and the unmet needs for specific...
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