Classification
330 - Economics
658 - General management
14
332 - Financial economics
6
300 - Social sciences
4
302 - Social interaction
4
500 - Natural sciences & mathematics
4
333 - Economics of land & energy
3
001 - Knowledge
2
140 - Specific philosophical schools
2
338 - Production
2
363 - Other social problems & services
2
600 - Technology
2
610 - Medicine & health
2
620 - Engineering & allied operations
2
670 - Manufacturing
2
900 - History & geography
2
000 - Computer science, information & general works
1
320 - Political science
1
331 - Labor economics
1
339 - Macroeconomics & related topics
1
368 - Insurance
1
370 - Education
1
380 - Commerce, communications & transportation
1
381 - Commerce
1
510 - Mathematics
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
1
650 - Management & auxiliary services
1
657 - Accounting
1
659 - Advertising & public relations
1
700 - The arts; fine & decorative arts
1