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Michael Benzaquen

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Michael Benzaquen

Econophysics | Complex Systems | Collective behavior Agent-based modeling | Interfacial fluid dynamics
Socio-ecological systems | Quantitative Finance

I am a CNRS Research Scientist (currently on leave of absence), accredited research director and Adjunct Professor at Ecole Polytechnique. My group develops interdisciplinary, data-driven frameworks, rooted in complex systems and statistical physics applied to economics and finance, with a strong emphasis on bridging fundamental research and real-world applications. In parallel, I serve as COO Portfolio Management at Capital Fund Management (CFM), contributing to the strategic and operational oversight of portfolio construction and research integration. Finally, I co-founded and currently serve as Non-Executive director of Art in Research.

List of Publications

60.

Crisis propagation in a heterogeneous self-reflexive DSGE model

F. Morelli, M. Benzaquen, J.-P. Bouchaud, M. Tarzia, PLoS One 16(12) (2021) 0261423

59.

A Stationary Kyle Setup: Microfounding propagator models

M. Vodret, I. Mastromatteo, B. Toth and M. Benzaquen, J. Stat. Mech. (2021) 033410

58.

From ants to fishing vessels: A simple model for herding and exploitation of finite resources

J. Moran, A. Fosset, A. Kirman and M. Benzaquen, J. Econ. Dyn. Control 129 (2021) 104169

57.

Non-parametric estimation of Q-Hawkes processes for order book events

A. Fosset, J.-P. Bouchaud and M. Benzaquen, European Journal of Finance 28(7) (2021) 663–678

56.

A new spin on optimal portfolios and ecological equilibria

J. Garnier-Brun, M. Benzaquen, S. Ciliberti and J.-P. Bouchaud, J. Stat. Mech. (2021) 093408 [Highlights collection]

55.

Alignment and scattering of colliding active droplets

K. Lippera, M. Benzaquen, S. Michelin, Soft Matter 17 (2021) 365-375

54.

Conditional correlations and principal regression analysis for futures

A. Karami, R. Benichou, M. Benzaquen, J.-P. Bouchaud, Wilmott Magazine 111 (2021) 63-73

53.

By force of habit: Self-trapping in a dynamical utility landscape

J. Moran, A. Fosset, D. Luzzati, J.-P. Bouchaud and M. Benzaquen, Chaos 30 (2020) 053123

52.

Endogenous liquidity crises

A. Fosset, J.-P. Bouchaud and M. Benzaquen, J. Stat. Mech. (2020) 063401

51.

Beauty and structural complexity

S. Lakhal, A. Darmon, J.-P. Bouchaud and M. Benzaquen, Phys. Rev. Research 2 (2020) 022058 [Rapid Communications] [Editors’ Suggestion]

50.

Schrödinger’s ants: A continuous description of Kirman’s recruitment model

J. Moran, A. Fosset, M. Benzaquen and J.-P. Bouchaud, J. Phys. Complex. 1 (2020) 035002

49.

Unsteady wave drag on a disturbance moving along an arbitrary trajectory

L. Gierczak, A. Fadle, M. Arutkin, E. Raphaël and M. Benzaquen, arXiv:2005.00857

48.

Hysteretic wave drag in shallow water

G.P. Benham, R. Bendimerad, M. Benzaquen, C. Clanet, Phys. Rev. Fluids 5 (2020) 064803

47.

Confidence collapse in a multi-household, self-reflexive DSGE model

F. Morelli, M. Benzaquen, M. Tarzia, J.-P. Bouchaud, PNAS 117(17) (2020), 9244-9249

46.

Zooming in on equity factor crowding

V. Volpati, M. Benzaquen, Z. Eisler, I. Mastromatteo, B. Toth, J.-P. Bouchaud, Risk November 2020 (2020)

45.

Are trading invariants really invariant? Trading costs matter

F. Bucci, F. Lillo, J.-P. Bouchaud and M. Benzaquen, Quantitative Finance 20(7) (2020) 1059

44.

Bouncing, chasing or pausing: asymmetric collisions of active droplets

K. Lippera, M. Benzaquen and S. Michelin, Phys. Rev. Fluids 5 (2020) 032201

43.

Collisions and rebounds of chemically-active droplets

K. Lippera, M. Morozov, M. Benzaquen and S. Michelin, J. Fluid Mech. 886 (2020)

42.

Effect of current on wind-wave generation

C. Nove-Josserand, S. Perrard, A. Lozano-Duran, M. Benzaquen, M. Rabaud and F. Moisy, Phys. Rev. Fluids 5 (2020) 124801

41.

The Multivariate Kyle model: More is different

L. C. García del Molino, I. Mastromatteo, M. Benzaquen and J.-P. Bouchaud, SIAM J. Financial Math. 11(2) (2020)

PhD students

Ortensia Forni

2025–

Entropy, relevance and complexity in color harmony

Lucas Selva

2025–

Financial bubbles: Empirical investigation and modeling

Thomas Valade

2024–

Impact of inequalities on the Brown to Green transition

Pierre Bousseyroux

2024–

Stabilizing cooperation in Heterogeneous Public Good Games

Esteban Valdecasa

2024–

Spiral instability and unsteady flight dynamics in paragliding

Anastasia Bugaenko

2024–

High frequency price jumps in financial markets

Elia Moretti

2023–

A global systems perspective on agricultural structure, land use, and biodiversity loss

Jutta Kurth

2023–

Trend and value in financial markets

Antoine Becharat

2022–2025

The diffusive nature of french housing prices

Guillaume Maitrier

2022–2025

Price formation and self-organised criticality in financial markets

Natascha Hey

2022–2025

Multivariate impact at different scales in financial markets

Max Knicker

2022–2025

From macroeconomic Agent-Based Models to labor market bottlenecks

Victor Lecoz

2021–2024

Microscopic modeling of the yield curve

Salma El Omari

2021–2024

Generative models for the limit order book

Cécilia Aubrun

2020–2024

Unraveling financial market quakes and endogenous cross-asset volatility

Karl Naumann

2021–2024

Sloppiness and scenario discovery in a complex economy

Jérôme Garnier-Brun

2020–2023

Navigating radical complexity and aggregate coordination

Samy Lakhal

2020–2023

Human preferences and the structural complexity of natural images

Théo Dessertaine

2019–2022

Large fluctuations and self-organized criticality in firm networks

Michele Vodret

2019–2022

Micro-founded theories of price formation

Mehdi Tomas

2019–2022

Multivariate price formation processes and cross-impact

Federico Morelli

2018–2021

Crises propagation in multi-agents self-reflexive real business cycle models

Antoine Fosset

2017–2020

Endogenous liquity crises in financial markets

Kevin Lippera

2017–2020

Collective dynamics and interactions of self-propelled phoretic particles

Jean-Philippe Boucher

2015–2018

Optimization at the water surface: From ship hulls to rowing oars

Postdocs

Elizabeth Gregorio

2026–

Unsteady flight dynamics of ram-air wings

Cesar Hernandez-Aguayo

2025–2026

Analyzing climate variability: From weather to markets

Fabian Aguirre Lopez

2022–2025

Generalized Lotka-Volterra models: Spatial interactions and networks

Ruben Zakine

2022–2025

Statistical field theory for social dynamics

Anirudh Pammi

2021–2022

Maximally informative representations for time series

Johannes Lumma

2021–2022

Dynamical mean-field theory for firm networks

Riccardo Marcaccioli

2020–2021

Endogenous activity in financial markets

Pierre-Philippe Crépin

2019–2020

TRS-breaking in financial time series

Armine Karami

2019–2020

Machine learning for better risk estimates

Valerio Volpati

2018–2019

Crowding of factors in financial markets

Luis Garcia del Molino

2018–2019

Multi-asset impact in financial markets

Graham Benham

2018–2019

Wave-drag and hull-shape optimisation

Clotilde Nové-Josserand

2018–2019

Shear currents and wind waves

Stéphane Perrard

2017–2018

Turbulence imprints and wind waves

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©2018 by Econophysics Lab

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