Television formats have become a major export industry for Britain and the United States (who together account for nearly two thirds of all format hours broadcast annually worldwide). Yet, there is no such thing as a television format right under copyright law. Any producer is free to develop...

A formal definition of cultural industries is developed following four distinct features of cultural goods: (a) oversupply, (b) quality uncertainty, (c) network effects and (d) demand reversal. Drawing on economic and socio-psychological notions of ‘network’, increasing returns and social...