Classification
332 - Financial economics
330 - Economics
1,544
658 - General management
845
338 - Production
566
339 - Macroeconomics & related topics
253
000 - Computer science, information & general works
203
381 - Commerce
162
368 - Insurance
148
500 - Natural sciences & mathematics
106
300 - Social sciences
93
657 - Accounting
72
005 - Computer programming, programs & data
66
302 - Social interaction
66
670 - Manufacturing
61
158 - Applied psychology
52
331 - Labor economics
52
153 - Mental processes & intelligence
41
650 - Management & auxiliary services
37
620 - Engineering & allied operations
31
001 - Knowledge
30
519 - Probabilities & applied mathematics
28
510 - Mathematics
26
384 - Communications; telecommunication
19
336 - Public finance
16
004 - Data processing & computer science
15
011 - Bibliographies
14
800 - Literature & rhetoric
14
006 - Special computer methods
13
346 - Private law
11
304 - Factors affecting social behavior
8
333 - Economics of land & energy
8
352 - General considerations of public administration
8
170 - Ethics
7
320 - Political science
7
791 - Public performances
7
374 - Adult education
6
745 - Decorative arts
6
303 - Social processes
5
343 - Military, tax, trade & industrial law
5
382 - International commerce
5
600 - Technology
5
306 - Culture & institutions
4
361 - Social problems & social welfare in general
4
380 - Commerce, communications & transportation
4
646 - Sewing, clothing & personal living
4
659 - Advertising & public relations
4
337 - International economics
3
362 - Social welfare problems & services
3
363 - Other social problems & services
3
345 - Criminal law
2
more ...