Recherche avancée

Jorge Ale-Chilet, Cuicui Chen, Jing Li et Mathias Reynaert

n° 21-1204, avril 2021, révision octobre 2024

We study collusion among firms against imperfectly monitored environmental regulation. Firms increase variable profits by violating regulation and reduce expected noncompliance penalties by violating jointly. We consider a case of three German automakers colluding to reduce the effectiveness of...

Claude Crampes et Thomas-Olivier Léautier

n° 21-1205, avril 2021, révision janvier 2022

Pour encourager les opérations de rénovation des bâtiments et le remplacement de vieux équipements énergivores, certains gouvernements ont instauré un système de certificats blancs obligeant les gros producteurs et distributeurs de gaz naturel, électricité et fioul à apporter la preuve qu’ils ont...

Francesca Barigozzi, Helmuth Cremer et Jean-Marie Lozachmeur

n° 21-1217, avril 2021, révision février 2023

We study the design of pension benets for male and female workers. Women live longer than men but have a lower wage. Individuals can be single or live in couples who pool their incomes. Social welfare is utilitarian but an increasing concave transforma- tion of individualslifetime utilities...

Catherine Bobtcheff, Raphaël Lévy et Thomas Mariotti

n° 21-1202, avril 2021, révision février 2025

Firms receiving independent signals on a common-value risky project compete to be the first to invest. When firms are symmetric and competition is winner-take-all, rents are fully dissipated in equilibrium and the extent to which signals are publicly disclosed is irrelevant for welfare. When...

Ayşegül Kanay, Denis Hilton, Laetitia Charalambides, Jean-Baptiste Corrégé, Eva Inaudi, Laurent Waroquier et Stéphane Cezera

vol. 83, n° 102348, mars 2021

We compared the effectiveness of basket goal-setting to product information strategies on sustainable consumption in a simulated online supermarket. Experiment 1 found a significant effect of basket goal setting techniques with carbon basket feedback in either numerical or graphical form on the...

Michael Becher et Daniel Stegmueller

vol. 19, n° 1, mars 2021, p. 92–109

It has long been recognized that economic inequality may undermine the principle of equal responsiveness that lies at the core of democratic governance. A recent wave of scholarship has highlighted an acute degree of political inequality in contemporary democracies in North America and Europe. In...

Abdelaati Daouia, Stéphane Girard et Gilles Stupfler

vol. 221, n° 1, mars 2021, p. 97–117

Risk measures of a financial position are, from an empirical point of view, mainly based on quantiles. Replacing quantiles with their least squares analogues, called expectiles, has recently received increasing attention. The novel expectile-based risk measures satisfy all coherence requirements....

Christian Gollier

n° 74, mars 2021, p. 1–24

I calibrate an eco-epidemiological age-structured SIR model of the B.1.1.7 covid variant on the eve of the vaccination campaign in France, under a stop-and-go lockdown policy. Three-quarters of the welfare benefit of the vaccine can be achieved with a speed of 100,000 full vaccination per day. A 1-...

Marc Ivaldi et Jiekai Zhang

n° 21-1208, mars 2021

The empirical analysis of media platforms economics has often neglected the multi-homing behaviour of advertisers. Assuming away the cross-substitutability and/or complementarity between the advertising slots of dierent platforms could damage the quality and the robustness of counterfactual...

Emilio Calvano, Stephanie Assad, Giacomo Calzolari, Robert Clark, Vincenzo Denicolò, Daniel Ershov, Justin Johnson, Sergio Pastorello, Andrew Rhodes, Matthijs Wildenbeest et Lei XU

n° 21-1210, mars 2021

Markets are being populated with new generations of pricing algorithms, powered with Artificial Intelligence, that have the ability to autonomously learn to operate. This ability can be both a source of efficiency and cause of concern for the risk that algorithms autonomously and tacitly learn to...