[The evaluation of working time and the standard of living].
D004467:Economics; D006801:Humans; D007221:Industry; D019369:Life; D009784:Occupational Diseases; D009790:Occupations; D012959:Socioeconomic Factors; D014937:Work
ECONOMICS; INDUSTRY AND OCCUPATIONS
Der Wert der Arbeitsstunde und die Lebenshaltung.