Calendrier du 07 décembre 2020
Roy Seminar (ADRES)
Du 07/12/2020 de 17:00 à 18:00
online
YODER Nathan (University of Georgia)
Information Design for Differential Privacy
écrit avec Ian Schmutte
Firms and statistical agencies that publish aggregate data face practical and legal requirements to protect the privacy of individuals. Increasingly, these organizations meet these standards by using publication mechanisms which satisfy differential privacy. We consider the problem of choosing such a mechanism so as to maximize the value of its output to end users. We show that this is equivalent to a constrained information design problem, and characterize its solution. Moreover, we use a novel result on the comparison of information structures to show that the simple geometric mechanism is optimal whenever data users face monotone decision problems.
Régulation et Environnement
Du 07/12/2020 de 12:00 à 13:00
https://zoom.us/j/98281389413?pwd=cWxiVzVPdVdCYm1Ec2pDcDYybk5tQT09
SCHMUTZLER Armin (UZH)
Killer Acquisitions and Beyond: Policy Effects on Innovation Strategies
écrit avec Igor Letina, Regina Seibel
This paper provides a theory of strategic innovation project choice by incumbents and start-ups. We show that prohibiting killer acquisitions strictly reduces the variety of innovation projects. By contrast, we find that prohibiting other acquisitions only has a weakly negative innovation effect, and we provide conditions under which the
effect is zero. Furthermore, for both killer and other acquisitions, we identify market conditions under which the innovation effect is small, so that prohibiting acquisitions to enhance competition would be justified.