Technologies de l'information et variété des formes de cocréation: vers un nouveau paradigme pour la défense américaine
This article investigates the role of Defence as an active user of technology. It shows that two user centric models of innovation co-exist: the owner and Lead user status. The article analyses the consequences of user’s characteristics on the client and firms relationships.
The materiality of institutional logics: dualities in the French medical profession since 1975
The use of BSDEs to characterize the mean–variance hedging problem and the variance optimal martingale measure for defaultable claims
In this paper, we consider the problem of mean–variance hedging of a defaultable claim. We assume the underlying assets are jump processes driven by Brownian motion and default processes.
Tobin tax and trading volume tightening: a reassessment
This article extends the previous literature on the Tobin tax and financial transaction
tax. We investigate the linkages between trading volumes and transaction costs using both a
linear and a nonlinear methodology. In stark contrast with previous studies, we consider the