Calendrier du 02 décembre 2020
Paris Migration Seminar
Du 02/12/2020 de 17:30 à 18:20
SARDOSCHAU Sulin (Humboldt University)
Do refugees converge to local culture? Evidence from German regions
écrit avec Philipp Jaschke and Marco Tabellini
TBA
Histoire des entreprises et de la finance
Du 02/12/2020 de 17:00 à 18:30
Via Zoom
CADOREL Jean-Laurent ()
An international Monetary Explanation of the 1929 Crash of the New York Stock Exchange
Development Economics Seminar
Du 02/12/2020 de 16:30 à 18:00
via ZOOM
KALA Namrata (MIT)
Mechanizing Agriculture: Impacts on Labor and Productivity
The mechanization of production has become a primary feature of modern agriculture and is central to agricultural labor productivity. This paper estimates the returns to mechanization and its impact on labor using a randomized controlled experiment. Treatment farmers were given subsidy vouchers to access agricultural equipment from nearby custom hiring centers(CHC). In addition, a subset of treatment farmers were given cash transfers. The voucher treatment increases overall mechanization hours, with an intent to treatment effect size of about 0.13 standard deviations (a treatment on the treated effect size of 0.36 standard deviations). We find no significant improvements in productivity due to mechanization on average. However, family labor decreases in response to the subsidy in capital, and farmers reduce hired labor in all farming processes, including those not directly affected by mechanization. We document that family labor is mostly occupied in supervision activities, and that their lower engagement in farming is associated with higher non-agricultural income. The decline in supervision labor and the decline in hired labor across farming processes are interpreted as evidence of output standardization, which is beneficial in the presence of contracting frictions. We use key elasticities from the experiment and a structural model of task-replacement to infer the marginal return to mechanizable tasks, which we estimate at 35% per season.
Economic History Seminar
Du 02/12/2020 de 12:30 à 14:00
Via Zoom
LEROUXEL Francois (Univ. Paris-Sorbonne)
ZURBACH Julien(ENS)
Le changement dans les économies antiques
Le changement dans les économies anciennes, rassemble des contributions issues de plusieurs années de travail en groupe. Historiens, archéologues et environnementalistes ont travaillé ensemble sur quelques produits essentiels aux économies antiques. Ils ouvrent un nouveau type de dialogue interdisciplinaire, permettant de dépasser des oppositions anciennes (entre primitivistes et modernistes, partisans de la stagnation et de la croissance).