monopoly problem when the price imperfectly signals quality to the uninformed buyers. We then study the effect of noise on … output, market price, information flows, and expected profits. The presence of noise may reduce the informational externality …

, depending on the nature of interactions. Most importantly, we study formally the issue of the identification of social …

on both aspects of social networks and discuss the identification and estimation issues they raise. …

identification. At the same time, it allows us to assess the implications of imposing invalid identifying restrictions. Our results …

We provide new results regarding the identification of peer effects. We consider an extended version of the linear … cases, we provide easy-to-check necessary and sufficient conditions for identification. We show that endogenous and … exogenous effects are generally identified under network interaction, although identification may fail for some particular …

problèmes d’identification; (2) la construction de tests pour des hypothèses non paramétriques, incluant la construction de …

We discuss statistical inference problems associated with identification and testability in econometrics, and we …

We discuss statistical inference problems associated with identification and testability in econometrics, and we …