Given N pistachios, what should be the size of the container accommodating the 2N inedible pistachio shells? We offer an answer to this seemingly quirky question, which falls within the realm of the optimal packing and the jamming of hard particles!
The popular science press also took notice:
https://physicsworld.com/a/can-you-solve-this-pistachio-packing-problem/
https://www.newscientist.com/article/2438393-physicists-figured-out-the-ideal-container-size-for-pistachio-shells/

On Thursday our EconophysiX chair and the FiQuant group of Centrale Supélec came together for a vivid daylong workshop at CFM organised by Jutta and Victor. We got to hear many interesting talks from both parties and enjoyed an insightful exchange of ideas - an event to be repeated!

A little over 5 years after its inauguration, the head of the EconophysiX chair, Michael Benzaquen, reflects on the steep development of his lab, promoted and broadcasted by Ecole Polytechnique.

Ecole Polytechnique advertises the 5th edition of the Women in Quantitative Finance Scholarship on their website, intranet and through newsletters.

On Tuesday three quant. finance groups from IP Paris, Abi-Jaber's group from ENSAE, Rosenbaum's group of Ecole Polytechnique and EconophysiX came together to exchange research ideas and foster new relations.

Samy Lakhal was awarded the JSPS Postdoctoral Scholarship

Over the course of the next few weeks, the Ecole Polytechnique Paris is presenting a series of videos introducing the members of the Chair

Natasha Hey has received prestigious awards from Citadel and Rebellion Research

Karl Naumann-Woleske successfully defended his PhD in Economics

Opening the call for applications for the 5th edition of the Women in Quantitative Finance Scholarship.

Jerome Garnier-Brun has successfully defended his PhD on "Navigating radical complexity: the influence of disorder, nonrelaxational dynamics."

Max Knicker presented joint work with Karl Naumann-Woleske, Jean-Philippe Bouchaud, and Francesco Zamponi on Post-COVID Inflation & the Monetary Policy Dilemma: An Agent-Based Scenario Analysis at the ABM4Policy Workshop.

Samy Lakhal has successfully defended his PhD thesis on "Turbulent Approaches to Image Analysis and Fractography"

Samy and Cecilia join StatPhys 2023 in Japan, where Swann is on a research exchange

Opening the call for applications for the 4th edition of the Women in Quantitative Finance Scholarship.

Michael presents a seminar on Endogenous Liquidity Crises and Financial Markets: A Physicists Perspective at the Toulouse School of Economics

Karl and Max travelled to Scuola Superiore Sant'Anna Pisa (Italy) to present their work on sloppiness at the Workshop on Data-Driven Empirical Agent-based Modelling

The entire research group gathered for a two-day retreat to discuss research

We celebrated his incredible scientific career with an amazing two-day conference in his honor

Michael Benzaquen presented at the Workshop, with Karl Naumann-Woleske, Elia Moretti and Michele Vodret in attendance.

Karl Naumann-Woleske presented his work on sloppy models in macroeconomics.

After a long intermission, we are back together in person to exchange ideas.

An evening of fun and delicious food after our group meeting.

The economic impact of a decrease in dependence on Russian gas should not be underestimated.

This week Mehdi Tomas successfully defended his PhD !

This distinction rewards researchers, recognised for the quality of their work. The community of ILB Fellows is a forum for debate and foresight aimed at identifying new topics and fields of research for the future.

Applications for the 2022 Women in Quantitative Finance scholarship have opened.

Why are some images commonly appreciated, and others not? An article by Samy Lakhal and Michael Benzaquen.

A long portrait of Jean-Philippe Bouchaud. His beginnings in Physics, his research interests, and his career with CFM.

Rob Mannix of Risk.net wrote an article about Riccardo, Jean-Philippe, and Michael's work on endogenous price jumps.

Marked by COVID, this year's group again worked from home !

Michael Benzaquen gave a seminar on The Fragile Nature of Liquidity in Financial Markets as a guest to Jean-Philippe Bouchaud's course at the College de France​

Open to application for 2021 !
In 2020 we launched the scholarship ‘Women in Quantitative Finance’, to encourage women researchers in fields where they are underrepresented.

Michael Benzaquen and Theo Dessertaine presented Theo's work on business cycles and firm networks at the Rethinking Economics Warwick Showcase

Federico Morelli presented his paper Confidence collapse in a multihousehold, self-reflexive DSGE model at the Bank of England

Jean-Philippe Bouchaud gives an interview with TV5MONDE on the occasion of his inaugural lecture at College de France

Jean-Philippe Bouchaud begins his course at the College de France.

Cecilia Aubrun, the first recipient of CFM's "Women in Quantitative Finance Scholarship", shares her experiences

Following up on last year's first meeting, we introduce all our new team members and brainstorm new collaborations

Today we signed a Memorandum of Under standing between the OECD's New Approaches to Economic Challenges unit at EconophysiX. It's official - more soon !

Samy Lakhal's paper on beauty and structural complexity made the editor's suggestion.

2020 marked the start of the COVID-pandemic and working from home. Witness the team teletravail !

Federico Morelli's paper on confidence collapse in a multihousehold self-reflexive DSGE model was published in PNAS

Our work on crowding in equity factor markets makes a headline

Armine Karami, Pierre-Philippe Crepin, Théo Dessertaine & Federico Morelli present the field of Econophysics to highschool students from Seine-Saint-Denis during their Complex Systems week.

To celebrate the achievements of 2019, the team convened for dinner. We celebrate 11 papers, over 20 conferences, and over 10 starting collaborations !

We presented a workshop at the OECD to share our work with the researchers from the New Approaches to Economic Challenges unit

Mehdi Tomas and Pierre-Philippe Crepin presented their research at the 3rd Market Microstructure CFM-Imperial Workshop at the HSBC Bank PLC in London

The EconophysiX group met with researchers from Ecole Centrale's chair of quantitative finance. The two groups presented their respective work and discussed future collaboration subjects.

Samy Lakhal presented his work on quantitative aesthetics at the ISC PIF (complex systems institute of Paris).

Michael Benzaquen was invited to present our results on impact and market stability at the European Central Bank

Antoine Fosset and José Moran give talks on market instabilities and input-output networks at the 27th StatPhys conf. in Buenos Aires, Argentina

Michael Benzaquen was on Radio Paris Saclay to speak about the field of Econophysics. Listen to the interview here (in French).

OECD shows interest in our approach to financial markets' stability and invites us to present our results (see also NAEC).

Samy, Karim, Pierre & Gian-Michele have joined the team for their Master's thesis.

Press coverage of the inauguration of the Chair included: lemonde, miroirdessciences, next-finance, hfm.global, boursier, edubourse

The CFM Econophysics and Complex Systems Chair was officially inaugurated at the Maison des polytechniciens.

Antoine, Bastien, José & Mehdi give talks at the 39th edition of the Journées de Physique Statistique at ENS.

Antoine, Lorenzo & Frédéric present posters at the 5th Market Microstructure Conference at Maison de la Chimie.