Risk diversification is the basis of insurance and investment. It is thus crucial to study the effects that could limit it. One of them is the existence of systemic risk that affects all the policies at the same time. We introduce here a probabilistic approach to examine the consequences of its...

Criticism is mounting on business schools for their excessive focus on research and for neglecting teaching. We show that if students have imperfect information about a school’s overall capabilities and if business schools differ in their research productivity, the least productive schools may...

In April 2013, all of the major academic publishing houses moved thousands of journal titles to an original hybrid model, under which authors of accepted papers can choose between an expensive open access track and the traditional track available only to subscribers. This paper argues that...

Many observers argue that the abnormal accumulation of risk by banks has been one of the major causes of the 2007-2009 financial turmoil. But what could have pushed banks to engage in such a risk race? The answer brought by this paper builds on the classical signaling model by Spence. If...

Given the myriad of journal titles in economics and business administration, scholars can sometimes target the wrong journal. This paper provides a dynamic analysis of the market for academic publications that brings into the picture this type of informational friction. The key modelling device...

Like all human beings, migrants may have a concern about their prestige or social status in the eyes of left home family and friends. They can remit money in order to signal their economic success and increase their status. We show that, if migrants' income is private information, unsuccessful...

Subject to a huge and growing number of journal titles in business and economics, scholars sometimes target the wrong journal. Editors resort more and more to paper pre-screening, and desk reject those that do not fit well to the editorial line. This paper provides a dynamic analysis of the...

This paper provides a dynamic analysis of the market for academic publications. Given imperfect information about journals’editorial line, authors can sometimes target a wrong journal; in turn, the editor will desk-reject their paper. An equilibrium is de…ned as a situation where both...