no code implementations • 22 Feb 2022 • Benjamin Bruder, Nazar Kostyuchyk, Thierry Roncalli
This dual representation allows us to show that skewness and jump risks are equivalent.
no code implementations • 13 Oct 2021 • Raphaël Semet, Thierry Roncalli, Lauren Stagnol
The results also highlight the importance of the G and S pillars when predicting credit ratings.
no code implementations • 4 Oct 2021 • Thierry Roncalli
These ALM tools can be split into three categories: measurement tools, management tools and monitoring tools.
no code implementations • 18 May 2021 • Thierry Roncalli, Amina Cherief, Fatma Karray-Meziou, Margaux Regnault
In this second article focused on asset liquidity risk modeling, we propose a market impact model to estimate transaction costs.
no code implementations • 26 Jan 2021 • Théo Roncalli, Théo Le Guenedal, Frédéric Lepetit, Thierry Roncalli, Takaya Sekine
Like ESG investing, climate change is an important concern for asset managers and owners, and a new challenge for portfolio construction.
no code implementations • 6 Jan 2021 • Thierry Roncalli, Fatma Karray-Meziou, François Pan, Margaux Regnault
In this first part that focuses on liability liquidity risk modeling, we propose several statistical models for estimating redemption shocks.
no code implementations • 30 Aug 2020 • Théo Roncalli, Théo Le Guenedal, Frédéric Lepetit, Thierry Roncalli, Takaya Sekine
In the second part of the article, we focus on the carbon risk management of investment portfolios.
no code implementations • 9 Jul 2020 • Edmond Lezmi, Jules Roche, Thierry Roncalli, Jiali Xu
This article explores the use of machine learning models to build a market generator.
no code implementations • 6 Jan 2020 • Pierre Chen, Edmond Lezmi, Thierry Roncalli, Jiali Xu
In this short note, we consider mean-variance optimized portfolios with transaction costs.
no code implementations • 23 Sep 2019 • Sarah Perrin, Thierry Roncalli
Nevertheless, very few models have succeeded in providing a real alternative solution to the Markowitz model.
no code implementations • 12 Mar 2019 • Joan Gonzalvez, Edmond Lezmi, Thierry Roncalli, Jiali Xu
The second part is dedicated to two financial applications.
no code implementations • 7 Mar 2014 • Thierry Roncalli
Although portfolio management didn't change much during the 40 years after the seminal works of Markowitz and Sharpe, the development of risk budgeting techniques marked an important milestone in the deepening of the relationship between risk and asset management.
Portfolio Management
4 code implementations • 16 Nov 2013 • Théophile Griveau-Billion, Jean-Charles Richard, Thierry Roncalli
In this paper we propose a cyclical coordinate descent (CCD) algorithm for solving high dimensional risk parity problems.