From Documenting the American Student Abroad: The Media Cultures of International Education by Kelly Hankin. © 2021 Rutgers University Press. Used with permission Publisher. Publisher website: https://www.rutgersuniversitypress.org/documenting-the-american-student-abroad/9781978807686

Owing to an oversight on the part of publisher, Sect. 4.11 was missing in initially published version this book. The additional text has led a slight change pagination subsequent chapters. publisher apologizes author and his readers.

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We consider online display advertisement publishers who maximize the revenue by optimal pricing in an oligopoly setting. Each publisher interacts with others though setting cost-perimpression (CPM) that affects the demand for everyone. Using the pseudoconcavity of the objective function, we prove that a unique best response Nash Equilibrium exists for each publisher. We also consider the sensit...