Seabright, Paul and Weeds, Helen (2007) Competition and Market Power in Broadcasting: Where are the Rents? In: Economic Regulation of Broadcasting Markets: Evolving Technology and Challenges for Policy Seabright, Paul and Von Hagen, Jurgen (eds.) Cambridge University Press. pp. 47-80.

Seabright, Paul and Weeds, Helen (2007) Competition and market power in broadcasting: where are the rents? In: Economic regulation of broadcasting markets: evolving technology and challenges for policy. Seabright, Paul and Von Hagen, Jurgen (eds.) Cambridge University Press. Chapter 3. Cambridge. pp. 47-80. ISBN 978-0-521-87405-2 , 978-0-521-69634-0

Seabright, Paul and Von Hagen, Jurgen, eds. (2007) The Economic Regulation of Broadcasting Markets: Evolving Technology and Challenges for Policy. Cambridge University Press

Argentesi, Elena and Ivaldi, Marc (2007) Market Definition in Printed Media Industries: Theory, Practice and Lessons for Broadcasting. In: Economic Regulation of Broadcasting Markets: Evolving Technology and Challenges for Policy Seabright, Paul and Von Hagen, Jurgen (eds.) Cambridge University Press. pp. 225-252.

Argentesi, Elena and Ivaldi, Marc (2007) Market definition in printed media Industries : theory, practice and lessons for broadcasting. In: The economic regulation of broadcasting markets: evolving technology and the challenges for policy Seabright, Paul and Von Hagen, Jurgen (eds.) Cambridge University Press. Cambridge pp. 225-254. ISBN 9780521874052