Labour costs count, among others, "[t]he
cost of vocational training, which includes such fees and other payments paid by employers for the services of outside instructors, or to training institutions; the cost of teaching material; reimbursement of training (school) fees paid directly by workers; and the
cost of vocational training scholarships, etc. Other
vocational training costs, such as the cost of repairs, maintenance, interest and depreciation of buildings and equipment used for training are included. "
(International Labour Organization, (ILO),
Wage rates and earnings, visited 2010-06-07)