Columbia subject headings:
Employment forecasting--United States.
Labor supply--United States.
Occupational training--United States.
Vocational education--United States.
Harvard subject headings:
Employment forecasting--United States.
Labor supply--United States.
Occupational training--United States
Vocational education--United States.
Princeton subject headings:
Employment forecasting--United States.
Labor supply--United States.
Occupational training--United States.
Vocational education--United States.