Résultats de recherche

Résumé Long-term monitoring is a crucial tool for anticipating population collapse, which is particularly important in the case of priority species (rare, endangered or threatened). The 'Adopt a plant' programme was launched in 2013 as a collaborative …

Résumé Volunteer-based plant monitoring in the UK has focused historically on distribution mapping, with less emphasis on the collection of data on plant communities and habitats. However, abundance monitoring for other groups of organisms is …

Le jeudi 25 avril dernier, Entre-Temps organisait deux tables rondes au Collège de France dans le cadre de la commémoration des 30 ans du génocide des Tutsi au Rwanda. L'occasion de réfléchir collectivement aux expériences faites et vécues de ce passé …

Résumé Les activités physiques, aujourd'hui considérées comme faisant partie de nos loisirs, ainsi que les sports dans lesquels certains individus démontrent des capacités exceptionnelles, étaient autrefois des pratiques quotidiennes et vitales pour nos …

Résumé L’importance du corps dans les recherches d’Étienne-Jules Marey peut sembler une évidence : l’homme qui marche, le cheval au trot, l’oiseau et l’insecte en vol sont des objets privilégiés de la méthode graphique et de la chronophotographie. Au-delà …

Résumé Tracing back to the four interlocked ibexes walking in a circle that features the so-called “Hunt Patera” (in the Louvre Museum) from the temple of Baal at Ugarit, Syria, dated to the 14 th -13 th  century BCE, this lecture discusses the original …

Résumé In the 7 th  century, the Tibetans began to dominate a broad territory that extended across the Qinghai-Tibet plateau. It was suggested that some ideas and practices of their indigenous Bon religion were acquired from western Tibet, which was once …

Résumé This lecture discussed the often-labeled Sasanian or Sogdian silk textiles featuring beaded roundels enclosing animals which became very popular across Eurasia for the entire Middle Ages. Although some animals, such as the duck, ram, or flying …

Adam Jaffe , Moderator Manuel Trajtenberg Antonin Bergeaud Kevin Bryan Reinhilde Veugelers …

Bronwyn Hall , “Explorations of cumulative advantage using data on French physicists” (Co-author: J. Mairesse) Discussant: Francesco Lissoni Ecouter l'audio Carolyn Stein , “The Wandering Scholars: Understanding the Heterogeneity of University …

Introduction: Adam Jaffe Speaker: Kathryn Shaw …

Dominique Guellec , “NPL vs. NLP: Analysing the links between science and technology using citations and semantics” (Co-authors: M. Amdaoud, J. Liu, W. Mesheba, J. Quemener, D. Sapinho, J-M. Deltorn) Discussant: Manuel Trajtenberg Ecouter l'audio Dietmar …

Ariel Stern , “Who Drives Digital Innovation: Evidence from the U.S. Medical Device Industry” (Co-authors: A. Everhart, C. Foroughi) Discussant: Iain Cockburn Ecouter l'audio Josh Lerner , “The Diffusion of New Technologies” (Co-authors: A. Kalyani, N. …

Introduction: Lee Branstetter Speaker: Robert Gordon …

Shane Greenstein , “New Economic Forces Behind the Value Distribution of Innovation” (Co-authors: T. Bresnahan, P-L. Yin) Discussant: Lee Branstetter Ecouter l'audio Xavier Jaravel , “Social Push and the Direction of Innovation” (Co-authors: E. Einio, J. …

Moderator: Ben Jones Robert Gordon Ufuk Akcigit Pete Klenow Huiyu Li …

Kevin Bryan , “The Paper Trail of Knowledge, Revisited” (Co-authors: Y. Ozcan, B. Sampat) Discussant: Fabiana Visentin Ecouter l'audio Mark Schankerman , “Screening Property Rights for Innovation” (Co-author: W. Matcham) Discussant: Dietmar Harhoff …

Introduction: Philippe Aghion Speaker: James Heckman …

Ufuk Akcigit , “Firm and Productivity Dynamics under the Iron Curtain” (Co-authors: R. Brauer, A. Markewich, J. Miranda, A. Zherdeva) Discussant: Pete Klenow Ecouter l'audio Timo Boppart , “Ideas Rents and Firm Growth” (Co-authors: P. Klenow, R. Laski, H. …

Le labour des champs . Miniature issue du manuscrit Politiques d'Aristote, traduit par Nicolas Oresme, XIV e  siècle. Daisy Delogu est invitée par l'assemblée du Collège de France sur proposition du Pr Patrick Boucheron. Résumé La conférence mettra en …

Nicolas Crouzet , “Intangible capital, non-rivalry, and growth” (Co-authors: J. Eberly, D. Papanikolaou, A. Eisfeldt) Discussant: Philippe Aghion Ecouter l'audio Ernest Liu , “Transition to Green Technology along the Supply Chain” (Co-authors: P. Aghion, …

Résumé Les chaires scientifiques du Collège de France étaient au nombre de huit sur dix-neuf en 1789, à la veille de la Révolution. Elles furent maintenues jusqu’en 1794, puis sous le Directoire, le Consulat, l’Empire et la Restauration, lorsqu’elles …

Kyle Myers , “Productivity Beliefs and Efficiency in Science” (Co-authors: F. Bertolotti, W. Y. Tham) Discussant: Bronwyn Hall Ecouter l'audio Pierre Azoulay , “Who Stands on the Shoulders of Chinese (Scientific) Giants? Evidence from Chemistry” …

Introduction: Philippe Aghion Speaker: Joel Mokyr …