Classification
330 - Economics
10,380
320 - Political science
4,443
332 - Financial economics
3,433
900 - History & geography
1,445
658 - General management
1,285
300 - Social sciences
1,086
338 - Production
842
336 - Public finance
797
519 - Probabilities & applied mathematics
656
340 - Law
524
339 - Macroeconomics & related topics
510
333 - Economics of land & energy
471
657 - Accounting
378
576 - Genetics & evolution
332
363 - Other social problems & services
291
000 - Computer science, information & general works
213
610 - Medicine & health
204
380 - Commerce, communications & transportation
164
343 - Military, tax, trade & industrial law
152
304 - Factors affecting social behavior
151
368 - Insurance
146
650 - Management & auxiliary services
144
700 - The arts; fine & decorative arts
124
820 - English & Old English literatures
123
600 - Technology
117
500 - Natural sciences & mathematics
101
370 - Education
94
381 - Commerce
90
337 - International economics
76
003 - Systems
65
630 - Agriculture & related technologies
65
620 - Engineering & allied operations
64
302 - Social interaction
63
331 - Labor economics
62
005 - Computer programming, programs & data
58
100 - Philosophy & psychology
53
670 - Manufacturing
53
006 - Special computer methods
52
350 - Public administration & military science
49
346 - Private law
47
140 - Specific philosophical schools
44
158 - Applied psychology
44
510 - Mathematics
44
360 - Social problems & services; associations
43
153 - Mental processes & intelligence
31
301 - Sociology & anthropology
30
530 - Physics
30
352 - General considerations of public administration
29
200 - Religion
28
361 - Social problems & social welfare in general
28
more ...