The article studies the intensity of usage of VoIP, analysing individual data on a sample of UK consumers collected by OFCOM in 2006. In particular, it examines the role of firms' strategies in affecting the intensity of usage and the degree of substitution/complementarity between VoIP and other...

This paper investigates the importance that consumers assign to local network effects, i.e. the extent to which they take account of their contacts' mobile operators when choosing a provider for themselves. The authors identify individual characteristics that affect the importance consumers...

<Para ID="Par1">The article presents an overview of the evolutionary approach to eco-innovations with particular emphasis on the role of lock-in and path dependence. In doing so, it focuses on the processes of radical change and the transition of technological systems that require the co-evolution of...</para>

This paper aims to analyse the pricing strategies of mobile communications operators and examine the role of demand characteristics in the development of new tariff plans. In so doing, we depart from a traditional industrial organization approach to price discrimination and interpret new tariff...

This paper studies the growth patterns in knowledge-intensive business services (KIBS) in Lombardy on the basis of original firm-level survey data. The aim is to investigate in particular the role of and interplay between age and size of firms and the modes of innovation in the process of...