Academic work

Published articles:

"Getting cited: does open access help?" (2011) Research Policy, Elsevier, vol. 40(10), pages 1332-38 (with Patrick Gaulé)
Previous version:
CEMI Working Papers cemi-workingpaper-2008-007, Ecole Polytechnique Fédérale de Lausanne, Collège du Management de la Technologie, Management of Technology and Entrepreneurship Institute, Chaire en Economie et Management de l'Innovation.

"The synchronized and long-lasting structural change on commodity markets: Evidence from high frequency data" (2013), Algorithmic Finance, vol. 2, no 3-4, 2013, p. 233-239 (with David Bicchetti).
More-detailed version (which differs significantly from the one published...):
UNCTAD Discussion Papers, No. 208

Some related materials:

Interview on Reuters (21 March 2012) High-frequency trading distorts commodities prices, by Emma Farge.
Article in the Financial Times (26 March 2012) Commodity market’s algorithmic challenge, by Javier Blas. If you don't have an FT subscription, a copy of the FT article has been published here.
Interview on Bloomberg (26 March 2012) High-Frequency Trades Seen Boosting Commodity-Stocks Link, by Maria Kolesnikova
In-depth article by a Reuters market analyst republished in The Guardian and Financial Post (27 March 2012) Algo trading paper unleashes commodity squall, by John Kemp
Cited in the US Commodity Futures Trading Commission (CFTC) Technology Advisory Committee Opening Statement by Commissioner Scott D. O’Malia on 29 March 2012 and and later during the discussion
Article in Le Temps (Swiss newspaper) (12 April 2012) La spéculation robotisée sème le chaos dans les matières premières, by Pierre-Alexandre Sallier
Article in Energy Compass (13 April 2012) High-Frequency Trading Comes Under Attack, by Matt Piotrowski
Article in Neue Zürcher Zeitung (Swiss newspaper) (22 April 2012) Ultraschneller Handel beeinflusst Rohstoffpreise, by Charlotte Jacquemart
Article in Bilan (Swiss bi-monthly) (25 April 2012) Matières premières: des cours devenus trop liés au marché des actions, by Marc Guéniat

"Product-based cultural change: Is the village global?" (2014), Journal of International Economics, vol. 92, no 2, 2014, p. 212–230 (with Jacques Olivier, Mathias Thoenig, Thierry Verdier).
Previous version (which differs significantly from the one published...):
CEPR Discussion Papers 7438

"Quantification of the high level of endogeneity and of structural regime shifts in commodity markets" (2014), Journal of International Money and Finance, vol. 42, 2014, p. 174-192 (with Vladimir Filimonov, David Bicchetti and Didier Sornette).
More-detailed version (which differs significantly from the one published...):
UNCTAD Discussion Paper No. 212

"Crude oil: Commodity or Financial Asset", Energy Economics, vol. 46 (Nov.), 2014, p. 216-223 (with David Bicchetti, Robert Kaufmann, Marek Kolodziej, Nalin Kulatilaka).

Short essays: