Definition of labor turnover and its calculation.

The law of the labor contract.

The training of the worker:

Apprenticeship indentures and schools—Vestibule schools—Americanization.

The psychology of the presentation of the task to the worker.

The payment of the worker:

Wage setting—Minimum wages and the cost of living—Wage scale formation—Technique of wage paying.

Promotions and deferred benefits.

The control of working conditions:

Health, hygiene, sanitation, medical aid, fatigue, mental strain, motion study.