Classification
158 - Applied psychology
330 - Economics
43
332 - Financial economics
650 - Management & auxiliary services
28
658 - General management
18
339 - Macroeconomics & related topics
12
338 - Production
10
381 - Commerce
4
300 - Social sciences
3
800 - Literature & rhetoric
3
153 - Mental processes & intelligence
2
170 - Ethics
2
331 - Labor economics
2
001 - Knowledge
1
302 - Social interaction
1
305 - Social groups
1
343 - Military, tax, trade & industrial law
1
368 - Insurance
1
384 - Communications; telecommunication
1
500 - Natural sciences & mathematics
1
620 - Engineering & allied operations
1
670 - Manufacturing
1