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Marc Ivaldi et Walter Nunez
n° 22-1317, mars 2022, révision juillet 2024
Based on bike-sharing systems (BSS) data in Toulouse and Lyon, this study examines the impact of COVID-19 on relevant variables to BSS usage. Our findings indicate significant changes in longer travel distances, which would be explained by users who use the BSS at peak hours. Also, there is...
James K. Hammitt, Jin-Tan Liu et Jin-Long Liu
n° 22-1319, mars 2022
The value of a change in mortality risk is conventionally described by the marginal rate of substitution between income and mortality risk—the value per statistical life (VSL). The income elasticity of VSL is important for estimating how the value of mortality risk varies with time (for evaluating...
Anders Bondemark, Henrik Andersson et Karin Brundell-Freij
vol. 157, mars 2022, p. 160–184
In this paper, we present a study of Swedish inhabitants' preferences for distribution in three dimensions in the context of transport investments. Using choice experiments, we study the respondents' preferences for the distribution of benefits in the geographical, gender, and income dimension in...
Jérôme Bolte, Tam Le, Edouard Pauwels et Antonio Silveti-Falls
n° 22-1314, mars 2022
In view of training increasingly complex learning architectures, we establish a nonsmooth implicit function theorem with an operational calculus. Our result applies to most practical problems (i.e., definable problems) provided that a nonsmooth form of the classical invertibility condition is...
Claire Borsenberger, Helmuth Cremer, Denis Joram, Jean-Marie Lozachmeur et Estelle Malavolti
n° 22-1318, mars 2022
We study how consumers’ environmental awareness (CEA) affects the design of environmental policy in the e-commerce sector. We also examine if there is a need for regulation requiring delivery operators to reveal their emissions. We consider a model with two retailers who sell a differentiated...
María Elvira Guerra-Cújar, Mounu Prem, Paul Rodríguez-Lesmes et Juan F. Vargas
n° 22-135, mars 2022
Violence affects households’ preferences, perceptions and constraints regarding fertility choices. What happens when violence ends? Using administrative data from Colombia, we find that the end of a long internal conflict differentially increased fertility by 2.6 percent in areas exposed to...
Takuro Yamashita et Alex Smolin
n° 22-1313, mars 2022
We study information design in games with a continuum of actions such that the players’ payoffs are concave in their own actions. A designer chooses an information structure–a joint distribution of a state and a private signal of each player. The information structure induces a Bayesian game and is...
Klaus Nordhausen et Anne Ruiz-Gazen
vol. 188, n° 104844, mars 2022
Scatter matrices generalize the covariance matrix and are useful in many multivariate data analysis methods, including well-known principal component analysis (PCA), which is based on the diagonalization of the covariance matrix. The simultaneous diagonalization of two or more scatter matrices goes...
Catherine Cazals, Thierry Magnac, Frank Rodriguez, Jonathan Pope et Soterios Soteri
sous la direction de Pier Luigi Parcu, Timothy J. Brennan et Victor Glass, Springer Nature Switzerland AG, mars 2022
Nicolas Treich
mars 2022, révision 10 juin 2026
As is customary in economics, the Dasgupta Review on the economics of biodiversity adopts an anthropocentric approach: that is, among the millions of species on Earth, the Review accords a moral value to only one species; ours. Building on the literature in ethics, I explain why it is morally...