Papers, articles, and specific materials, whose references will be given during the course lectures.

1) “Airport congestion and airline network structure” (Xavier Fageda and Ricardo Flores-Fillol), 2017, in John D. Bitzan and James H. Peoples, Ed., The Economics of Airport Operations -- Advances in Airline Economics 6, 335-359, Emerald Publishing Limited (ISBN: 978-1-78714-498-9).

2) “Joint ventures in the transatlantic airline market” (Xavier Fageda, Ricardo Flores-Fillol, and Bernd Theilen), 2019, in Kevin Cullinane, Ed., The Economics of Air Transport in Europe -- Advances in Airline Economics 8, Emerald Publishing Limited (ISBN: 978-1-78973-282-5).

3) “Dealing with negative externalities: Low emission zones vs. congestion tolls” (joint with Valeria Bernardo and Xavier Fageda), forthcoming, in R. Vickerman, Ed., Encyclopedia of Transportation, Elsevier.

4) “Lectures on Urban Economics” (Jan K. Brueckner), 2011, MIT Press, Cambridge.