91XX 


Game theory, economics, social and behavioral sciences 

91Gxx 

Mathematical finance 


91G10 
Portfolio theory 


91G20 
Derivative securities 


91G30 
Interest rates (stochastic models) 


91G40 
Credit risk 


91G50 
Corporate finance 


91G60 
Numerical methods (including Monte Carlo methods) 


91G70 
Statistical methods, econometrics 


91G80 
Financial applications of other theories (stochastic control, calculus of variations, PDE, SPDE, dynamical systems) 


91G99 
None of the above, but in this section 