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Sai Bravo-Melgarejo et Carole Haritchabalet
2026, à paraître
A labeling system for green gases, such as green hydrogen and bio-methane, could enable retailers to leverage consumers’ willingness to pay for environmental quality while promoting the adoption of these cleaner alternatives. However, the significant cost gap between green and conventional gases...
Fabrice Collard, Frédéric Boissay, Jordi Galì et Cristina Manea
Pierre Dubois et Gökçe Gökkoca
Antimicrobial resistance (AMR) increases healthcare costs, hospital stays, and mortality. This study examines how AMR affects antibiotic prescribing for cystitis in France (2002–2019), using data from general practitioners. A decision model is developed to capture prescribing behavior with and...
Christian Gollier
Because of risk aversion, any sensible investment valuation system should value less projects that contribute more to the aggregate risk. In theory, this is done by adjusting discount rates to consumption betas. But in reality, most public institutions use a dis-count rate that is rather...
Mengchen Dong, Jane Conway, Jean-François Bonnefon, Azim Shariff et Iyad Rahwan
Ayden Higgins et Koen Jochmans
We consider the problem of identifying the parameters of a time-homogeneous bivariate Markov chain when only one of the two variables is observable. We show that, subject to conditions that we spell out, the transition kernel and the distribution of the initial condition are uniquely recoverable (...
Marc Bourreau, Bruno Jullien et Yassine Lefouili
We study the impact of horizontal mergers on the incentives of merging firms to invest in incremental innovation. We provide a decomposition of this impact that clarifies the various forces at work and the differences between demand-enhancing and cost-reducing innovation. Moreover, we derive...
Andreas Alfons, Aurore Archimbaud, Klaus Nordhausen et Anne Ruiz-Gazen
2026, 27 pages, à paraître
For multivariate data, tandem clustering is a well-known technique aiming to improve cluster identification through initial dimension reduction. Nevertheless, the usual approach using principal component analysis (PCA) has been criticized for focusing solely on inertia so that the first components...
Marcel Boyer et Maria Kouyoumijian
U of Toronto Press, 2026, 200 pages, à paraître
Sandor Juhász, Johannes Wachs, Jermain Kaminski et César Hidalgo
vol. 55, n° 3 (105422), avril 2026
Despite the growing importance of the digital sector, research on economic complexity and its implications continues to rely mostly on administrative records—e.g. data on exports, patents, and employment—that have blind spots when it comes to the digital economy. In this paper we use data on the...
