no code implementations • 14 Oct 2024 • Jérôme Lelong, Véronique Maume-Deschamps, William Thevenot
We consider optimal allocation problems with Conditional Value-At-Risk (CVaR) constraint.
no code implementations • 29 Apr 2024 • Aurélien Alfonsi, Ahmed Kebaier, Jérôme Lelong
This paper develops a new dual approach to compute the hedging portfolio of a Bermudan option and its initial value.
no code implementations • 3 May 2023 • Areski Cousin, Jérôme Lelong, Tom Picard
This paper studies the multi-period mean-variance portfolio allocation problem with transaction costs.
no code implementations • 19 Nov 2021 • Zineb El Filali Ech-Chafiq, Pierre Henry-Labordere, Jérôme Lelong
At each time step, one needs to compare the immediate exercise value with the continuation value and decide to exercise as soon as the exercise value is strictly greater than the continuation value.
no code implementations • 22 Sep 2021 • Areski Cousin, Jérôme Lelong, Tom Picard
Analyzing the effect of business cycle on rating transitions has been a subject of great interest these last fifteen years, particularly due to the increasing pressure coming from regulators for stress testing.
no code implementations • 17 Jan 2019 • Jérôme Lelong
In this work, we propose a new policy iteration algorithm for pricing Bermudan options when the payoff process cannot be written as a function of a lifted Markov process.