Calendrier du 21 novembre 2016
Roy Seminar (ADRES)
Du 21/11/2016 de 17:00 à 18:30
Campus jourdan,Bâtiment E, Rez de chaussée, Salle 101
PERSITZ Dotan (Faculty of Management, Tel Aviv University)
Parametric Recoverability of Preferences
écrit avec Yoram Halevy and Lanny Zrill
Revealed preference theory is brought to bear on the problem of recovering approximate parametric preferences from consistent and inconsistent consumer choices.
We propose measures of the incompatibility between the revealed preference ranking implied by choices and the ranking induced by the considered parametric preferences.
These incompatibility measures are proven to characterize well-known inconsistency indices. We advocate a recovery approach that is based on such incompatibility measures, and demonstrate its applicability for misspeci cation measurement and model selection.
Using an innovative experimental design we empirically substantiate that the proposed revealed-preference-based method predicts choices signi cantly better than a standard distance-based method.
GSIELM (Graduate Students International Economics and Labor Market) Lunch Seminar
Du 21/11/2016 de 13:00 à 14:00
MSE (106, Blv de l'Hôpital, salle S115) 75013 Paris
SANDOZ Charlotte (Banque de France)
Firm Variable Trade Costs, Aggregate Productivity Growth and Misallocation
Productivity growth is depressed in many developed countries since the end of 2000s. Literature has shown that market frictions reduce aggregate productivity growth by generating resource misallocation. However few studies have introduced traded intermediate inputs in these frameworks. International trade costs considerably decreased in the beginning of 2000s, but only some active firms in the international markets benefit from it. I provide new evidence that traded intermediate inputs generate TFP dispersion without creating misallocation. I estimate a structural model using a comprehensive dataset of French firms in manufacturing industries. I then implement a TFP decomposition to quantify the contribution of allocative efficiency in France between 1999 and 2010. I find that the misallocation slowdown contributes positively to the aggregate productivity growth between 2001 and 2006.
Régulation et Environnement
Du 21/11/2016 de 12:30 à 14:00
HERRERA ARAUJO Daniel(PSE)
HENRIET Fanny(PSE)
Multiproduct retailing and buyer power: The effects of product delisting on consumer shopping behavior
écrit avec Jorge Florez, Universidad del Rosario / Stéphane Gauthier
Daniel Herrera Araujo : Multiproduct retailing and buyer power: The effects of product delisting on consumer shopping behavior (joint with Jorge Florez, Universidad del Rosario)
Fanny Henriet: A Decomposition of Fuel Taxes (joint with Stéphane Gauthier)