- Economic Theory/Quantitative Economics/Mathematical Methods 15
- Game Theory, Economics, Social and Behav. Sciences 14
- Economics, general 10
- Microeconomics 10
- Public Economics 10
- Macroeconomics/Monetary Economics//Financial Economics 9
- Operations Research/Decision Theory 6
- Behavioral/Experimental Economics 4
- Business and Management, general 1
- Calculus of Variations and Optimal Control; Optimization 1
- Medicine/Public Health, general 1
- Military and Defence Studies 1
- Probability Theory and Stochastic Processes 1
- Psychology, general 1