Bijlsma, Michiel; Kocsis, Viktoria; Shestalova, Victoria; … - Centraal Planbureau (CPB), Government of the Netherlands - 2008
Whenever you phone your mother, switch on the light, or buy health insurance you purchase a service or product from a chain of vertically related industries. Providers of these products or services need access to a telecommunications network, an electricity network or to health care...