Classification
330 - Economics
272
332 - Financial economics
63
338 - Production
44
658 - General management
18
339 - Macroeconomics & related topics
15
300 - Social sciences
9
336 - Public finance
6
500 - Natural sciences & mathematics
6
000 - Computer science, information & general works
5
368 - Insurance
4
320 - Political science
3
331 - Labor economics
3
333 - Economics of land & energy
3
337 - International economics
3
900 - History & geography
3
305 - Social groups
2
343 - Military, tax, trade & industrial law
2
362 - Social welfare problems & services
2
380 - Commerce, communications & transportation
2
381 - Commerce
2
657 - Accounting
2
153 - Mental processes & intelligence
1
301 - Sociology & anthropology
1
321 - Systems of governments & states
1
340 - Law
1
342 - Constitutional & administrative law
1
346 - Private law
1
352 - General considerations of public administration
1
354 - Administration of economy & environment
1
363 - Other social problems & services
1
364 - Criminology
1
530 - Physics
1
630 - Agriculture & related technologies
1
670 - Manufacturing
1
943 - Central Europe; Germany
1