The aim of this paper is to evaluate, from an economic perspective, the efficiency of Web 2.0. It demonstrates that, because of the non-monetary nature of Web 2.0, several sources of inefficiencies (search costs, externalities, crowding out and adverse selection) exist. Nonetheless, the economic...

This important book is about the origins and diffusion of innovation, in theory and in practice. The practice draws on a variety of industries, from electronics to eyewear, from furniture to mechatronics, in a range of economies including Europe, the USA and China.

Based on an exhaustive and integrated business model framework, this article examines the critical differences between the two main business model paradigms – the one inherited from PC/console games and the one promoted by mobile and online games – in regard to the five main business model...

With four major companies sharing more than 85% of the market, the recording industry is one of the most concentrated industries. While this market concentration has been traditionally linked with high barriers to entry, recent technological changes have made these barriers almost disappear....