Classification
330 - Economics
79
005 - Computer programming, programs & data
70
658 - General management
39
331 - Labor economics
13
158 - Applied psychology
11
302 - Social interaction
10
650 - Management & auxiliary services
10
300 - Social sciences
9
338 - Production
8
384 - Communications; telecommunication
6
500 - Natural sciences & mathematics
6
006 - Special computer methods
5
153 - Mental processes & intelligence
5
304 - Factors affecting social behavior
5
380 - Commerce, communications & transportation
5
381 - Commerce
5
808 - Rhetoric & collections of literature
5
152 - Perception, movement, emotions & drives
2
155 - Differential & developmental psychology
2
395 - Etiquette (Manners)
2
670 - Manufacturing
2
170 - Ethics
1
171 - Ethical systems
1
179 - Other ethical norms
1
301 - Sociology & anthropology
1
303 - Social processes
1
305 - Social groups
1
332 - Financial economics
1
339 - Macroeconomics & related topics
1
362 - Social welfare problems & services
1
368 - Insurance
1
425 - English grammar
1
613 - Personal health & safety
1
621 - Applied physics
1
634 - Orchards, fruits & forestry
1