The Internet has enabled new forms of large-scale collaboration. Voluntary contributions by large numbers of users and co-producers lead to new forms of production and innovation, as seen in Wikipedia, open source software development, in social networks or on user-generated content platforms as...

Web 2.0 technologies give customers ever more opportunities to participate in the creation of services. Because the web makes it possible for a very large number of customers to interact and cooperate globally, it has provided the impetus for a new type of service whereby customers work for...