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Marc Ivaldi et Jiekai Zhang
vol. 79, n° 102729, décembre 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...
Gladys Barragan et Astrid Hopfensitz
vol. 110, n° 12, décembre 2021, p. 3302–3304
Stéphane Girard, Gilles Stupfler et Antoine Usseglio-Carleve
vol. 49, n° 6, décembre 2021, p. 3358–3382
Expectiles define a least squares analogue of quantiles. They have been the focus of a substantial quantity of research in the context of actuarial and financial risk assessment over the last decade. The behaviour and estimation of unconditional extreme expectiles using independent and identically...
Bruno Jullien et Wilfried Sand-Zantman
vol. 54, n° 100880, 2021
We propose an analysis of platform competition based on the academic literature with a view towards competition policy. First, we discuss to which extent competition can emerge in digital markets and show which forms it can take. In particular, we underline the role of dynamics, but also of...
Hervé Guyomard, Zohra Bouamra-Mechemache, Vincent Chatellier, Luc Delaby, Cécile Détang-Dessendre, Jean-Louis Peyraud et Vincent Réquillart
vol. 34, n° 3, décembre 2021, p. 191–210
vol. 15, n° 100283, décembre 2021
Throughout the world, animal production faces huge sustainability challenges. The latter are exacerbated in the European Union (EU) by consumption issues linked, in particular, to the health and environmental impacts of meat consumption, and by the increasing societal concerns linked to animal...
Alexandre de Cornière et Greg Taylor
vol. 131, n° 640, 2021, p. 3122–3144
Daniel Tavana
2021
J. Simoes, D. Moran, S. Edwards, Céline Bonnet, A. Lopez-Sebastian et P. Chemineau
vol. 15, n° 1, décembre 2021
Doh-Shin Jeon
