- 政治・経済・社会・文化事情 (4)
- Banks and banking, Central--Congresses (1)
- Business cycles--Congresses (1)
- Economic policy--Congresses (1)
- Economic stabilization--Congresses (1)
- Foreign exchange--Congresses (1)
- Income (1)
- Industrial management--Congresses (1)
- Industrialization--Congresses (1)
- Industry--Social aspects--Congresses (1)
- Manpower policy--Germany (West)--Congresses (1)
- Social policy--Congresses (1)
- Social problems--Congresses (1)
- Wages (1)