Search Results for author: Thierry Roncalli

Found 13 papers, 1 papers with code

ESG and Sovereign Risk: What is Priced in by the Bond Market and Credit Rating Agencies?

no code implementations13 Oct 2021 Raphaël Semet, Thierry Roncalli, Lauren Stagnol

The results also highlight the importance of the G and S pillars when predicting credit ratings.

Liquidity Stress Testing in Asset Management -- Part 3. Managing the Asset-Liability Liquidity Risk

no code implementations4 Oct 2021 Thierry Roncalli

These ALM tools can be split into three categories: measurement tools, management tools and monitoring tools.

Asset Management

Liquidity Stress Testing in Asset Management -- Part 2. Modeling the Asset Liquidity Risk

no code implementations18 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.

Asset Management

The Market Measure of Carbon Risk and its Impact on the Minimum Variance Portfolio

no code implementations26 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.

Liquidity Stress Testing in Asset Management -- Part 1. Modeling the Liability Liquidity Risk

no code implementations6 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.

Asset Management

Measuring and Managing Carbon Risk in Investment Portfolios

no code implementations30 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.

Management

A Note on Portfolio Optimization with Quadratic Transaction Costs

no code implementations6 Jan 2020 Pierre Chen, Edmond Lezmi, Thierry Roncalli, Jiali Xu

In this short note, we consider mean-variance optimized portfolios with transaction costs.

Portfolio Optimization

Machine Learning Optimization Algorithms & Portfolio Allocation

no code implementations23 Sep 2019 Sarah Perrin, Thierry Roncalli

Nevertheless, very few models have succeeded in providing a real alternative solution to the Markowitz model.

BIG-bench Machine Learning Portfolio Optimization

Introduction to Risk Parity and Budgeting

no code implementations7 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

A Fast Algorithm for Computing High-dimensional Risk Parity Portfolios

4 code implementations16 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.

Vocal Bursts Intensity Prediction

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