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Joseph Salmon (Université de Montpellier)
Toulouse: TSE, November 30, 2023, 11:00–12:15, room Auditorium 3 - JJ Laffont
In supervised learning - for instance in image classification - modern massive datasets are commonly labeled by a crowd of workers. The obtained labels in this crowdsourcing setting are then aggregated for training. The aggregation step generally leverages a per-worker trust score. Yet, such worker...
Joakim Westerlund (University of Lund)
TSE, November 28, 2023, 15:30–16:50, room Auditorium 4
Estimators of common parameters are often argued to be robust to random heterogeneity. One example of a situation in which such arguments have been made is when estimating structural breaks in panel data. In a seminal paper, Bai (Common Breaks in Means and Variances for Panel Data. Journal of...
Andrea Bamberg Migliano (Zurich University)
Toulouse: IAST, November 28, 2023, 11:30–12:30, room Auditorium 4 (first floor - tse building)
Various studies have investigated cognitive mechanisms underlying culture in humans and other great apes. However, the adaptive reasons for the evolution of uniquely sophisticated cumulative culture in our species remain unclear. We propose that the cultural capabilities of humans are the...
Chi Yang Tsou
November 28, 2023, 11:30–12:30, BDF, Paris, room 4GH & Online
This paper studies how the durability of assets affects the cross-section of stock returns. More durable assets incur lower frictionless user costs. Still, they are more \expensive" in the sense that they need more down payments making them hard to finance. In recessions, firms become more...
Jean-Charles Rochet ( Toulouse School of Economics, Toulouse, France;Université de Genève)
Toulouse: TSE, November 28, 2023, 11:00–12:30, room Auditorium 3
Francisco Poggi (Mannheim University)
TSE, November 27, 2023, 14:15–15:30, room Auditorium 4
We investigate a firm's incentives to conceal an intermediate research discovery in order to influence its rival's choice of strategy in an innovation race. To study this, we introduce an innovation game where two firms dynamically allocate their resources between two distinct research and...
Ludovica Gazze (Warwick University)
Toulouse: TSE, November 27, 2023, 11:00–12:15, room Auditorium 4
We estimate the impacts of temperature on alleged and substantiated child maltreatment among young children using administrative data from state child protective service agencies. Leveraging short-term weather variation, we find increases in maltreatment of young children during hot periods. We...
Wenhao Li (TSM)
Toulouse: TSE, November 24, 2023, 14:00–15:15, room J323 , TSM-R (TSM building)
Local government financing vehicles (LGFVs) are specific government-controlled entities which aims to provide financing for local government. After the “four-trillion stimulus plan”, LGFVs play an important role in the expansion of local government debt in China, which attracts lots of attention...
Jetson Leder-Luis (Boston University Questrom School of Business)
TSE, November 24, 2023, 11:00–12:30, room Atelier
We study the relative effectiveness of administrative regulations, criminal enforcement, and civil lawsuits for combatting health care fraud. Between 2003 and 2017, Medicare spent $7.7 billion on 37.5 million regularly scheduled, non-emergency ambulance rides for patients traveling to and from...
Lorna Briot
November 24, 2023, 08:00–20:00, room TSE Building
