Dynamic Programming Equations

Author(s):  
Harold J. Kushner ◽  
Paul Dupuis
1984 ◽  
Vol 21 (04) ◽  
pp. 685-694 ◽  
Author(s):  
D. R. Grey

Existing results on the asymptotic behaviour of solutions to two dynamic programming equations involving non-negative matrices are reviewed and strengthened in certain directions. The results are then applied to strategies for harvesting of a small population so as to optimise its survival potential in a limited environment.


2016 ◽  
Vol 19 (04) ◽  
pp. 1650028 ◽  
Author(s):  
ÁLVARO CARTEA ◽  
SEBASTIAN JAIMUNGAL ◽  
DAMIR KINZEBULATOV

We propose a model where an algorithmic trader takes a view on the distribution of prices at a future date and then decides how to trade in the direction of their predictions using the optimal mix of market and limit orders. As time goes by, the trader learns from changes in prices and updates their predictions to tweak their strategy. Compared to a trader who cannot learn from market dynamics or from a view of the market, the algorithmic trader’s profits are higher and more certain. Even though the trader executes a strategy based on a directional view, the sources of profits are both from making the spread as well as capital appreciation of inventories. Higher volatility of prices considerably impairs the trader’s ability to learn from price innovations, but this adverse effect can be circumvented by learning from a collection of assets that comove. Finally, we provide a proof of convergence of the numerical scheme to the viscosity solution of the dynamic programming equations which uses new results for systems of PDEs.


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