In this paper we empirically estimate the contribution of the communications infrastructure to the growth of output and productivity at the dis-aggregate industry and at the aggregate economy levels. The estimated value of the marginal benefits or the shadow price of the communications...

The aim of this paper is to lay the foundations of 3 social influence based approach for the diffusion of an innovation or a technological standard. A model built on the principles of a neural network is proposed and a learning procedure is set up, making the network formation endogenous, the...

The penetration rate US network technologies is not only determined by the indigenous qualities of these technologies, but also by the adoption behaviour of other actors using the same network technology. This paper provides empirical evidence for the importance of network externalities and...