Outputs (6)

Fees, Reputation and Information Production in the Credit Rating Industry (2021)
Journal Article
Bizzotto, J., & Vigier, A. (2021). Fees, Reputation and Information Production in the Credit Rating Industry. American Economic Journal: Microeconomics, 13(2), 1-34. https://doi.org/10.1257/mic.20180170

We compare a credit rating agency's incentives to acquire costly information when it is only paid for giving favorable ratings to the corresponding incentives when the agency is paid upfront, i.e. irrespective of the ratings assigned. We show that, i... Read More about Fees, Reputation and Information Production in the Credit Rating Industry.

Dynamic Persuasion with Outside Information (2021)
Journal Article
Bizzotto, J., Rüdiger, J., & Vigier, A. (2021). Dynamic Persuasion with Outside Information. American Economic Journal: Microeconomics, 13(1), 179-194. https://doi.org/10.1257/mic.20180141

A principal seeks to persuade an agent to accept an offer of uncertain value before a deadline expires. The principal can generate information, but exerts no control over exogenous outside information. The combined effect of the deadline and outside... Read More about Dynamic Persuasion with Outside Information.

Who Acquires Information in Dealer Markets? (2020)
Journal Article
Rüdiger, J., & Vigier, A. (2020). Who Acquires Information in Dealer Markets?. American Economic Review, 110(4), 1145-1176. https://doi.org/10.1257/aer.20170690

We study information acquisition in dealer markets. We first identify a one-sided strategic complementarity in information acquisition: the more informed traders are, the larger market makers' gain from becoming informed. When quotes are observable,... Read More about Who Acquires Information in Dealer Markets?.

Learning about analysts (2019)
Journal Article
Rüdiger, J., & Vigier, A. (2019). Learning about analysts. Journal of Economic Theory, 180, 304-335. https://doi.org/10.1016/j.jet.2019.01.001

We examine an analyst with career concerns making cheap talk recommendations to a sequence of traders, each of whom possesses private information concerning the analyst's ability. The recommendations of the analyst influence asset prices that are the... Read More about Learning about analysts.

Interaction, protection and epidemics (2015)
Journal Article
Goyal, S., & Vigier, A. (2015). Interaction, protection and epidemics. Journal of Public Economics, 125, 64-69. https://doi.org/10.1016/j.jpubeco.2015.02.010

© 2015. Individuals respond to the risk of contagious infections by restricting interaction and by investing in protection. We develop a model that examines the trade-off between these two actions and the consequences for infection rates.There exists... Read More about Interaction, protection and epidemics.

Attack, defence, and contagion in networks (2014)
Journal Article
Goyal, S., & Vigier, A. (2014). Attack, defence, and contagion in networks. Review of Economic Studies, 81(4), 1518-1542. https://doi.org/10.1093/restud/rdu013

© The Author 2014. Connections between individuals facilitate the exchange of goods, resources, and information and create benefits. These connections may be exploited by adversaries to spread their attacks as well. What is the optimal way to design... Read More about Attack, defence, and contagion in networks.