Search Results for author: Frédéric Godin

Found 9 papers, 3 papers with code

Deep Hedging with Market Impact

no code implementations20 Feb 2024 Andrei Neagu, Frédéric Godin, Clarence Simard, Leila Kosseim

Dynamic hedging is the practice of periodically transacting financial instruments to offset the risk caused by an investment or a liability.

reinforcement-learning Reinforcement Learning (RL)

Linear pretraining in recurrent mixture density networks

no code implementations27 Feb 2023 Hubert Normandin-Taillon, Frédéric Godin, Chun Wang

The pretraining method helps the RMDN avoid bad local minima during training and improves its robustness to the persistent NaN problem, as defined by Guillaumes [2017], which is often encountered with mixture density networks.

Risk averse non-stationary multi-armed bandits

no code implementations28 Sep 2021 Leo Benac, Frédéric Godin

Simulation experiments assess the performance of the arm selection algorithms based on the two novel estimation approaches, and such policies are shown to outperform naive benchmarks not taking non-stationarity into account.

Multi-Armed Bandits

Deep equal risk pricing of financial derivatives with non-translation invariant risk measures

no code implementations23 Jul 2021 Alexandre Carbonneau, Frédéric Godin

The use of non-translation invariant risk measures within the equal risk pricing (ERP) methodology for the valuation of financial derivatives is investigated.

ERP Translation

Bias-Corrected Peaks-Over-Threshold Estimation of the CVaR

1 code implementation8 Mar 2021 Dylan Troop, Frédéric Godin, Jia Yuan Yu

To mitigate this problem, the CVaR can be estimated by extrapolating above a lower threshold than the VaR using a generalized Pareto distribution (GPD), which is often referred to as the peaks-over-threshold (POT) approach.

Deep Equal Risk Pricing of Financial Derivatives with Multiple Hedging Instruments

no code implementations25 Feb 2021 Alexandre Carbonneau, Frédéric Godin

This paper studies the equal risk pricing (ERP) framework for the valuation of European financial derivatives.

ERP

Modeling and measuring incurred claims risk liabilities for a multi-line property and casualty insurer

no code implementations14 Jul 2020 Carlos Andrés Araiza Iturria, Frédéric Godin, Mélina Mailhot

We propose a stochastic model allowing property and casualty insurers with multiple business lines to measure their liabilities for incurred claims risk and calculate associated capital requirements.

Equal Risk Pricing of Derivatives with Deep Hedging

1 code implementation19 Feb 2020 Alexandre Carbonneau, Frédéric Godin

The current paper also presents a general and tractable implementation for the equal risk pricing framework inspired by the deep hedging algorithm of Buehler et al. (2019).

Computational Finance Mathematical Finance Pricing of Securities Risk Management 91G20 (Primary) 91G70, 91G60 (Secondary)

Risk-Averse Action Selection Using Extreme Value Theory Estimates of the CVaR

1 code implementation3 Dec 2019 Dylan Troop, Frédéric Godin, Jia Yuan Yu

To mitigate this problem, extreme value theory can be used to derive an estimator for the CVaR that uses extrapolation beyond available samples.

Decision Making

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