Faria, João Ricardo; Novak, Andreas J.; Bagchi, Aniruddha - In: Games 11 (2020) 2, pp. 1-13
This paper studies a three player hierarchical differential game (with a large country, a small country, and a terrorist organization), to analyze the actual European refugee situation. Terrorists may enter Europe as refugees, taking advantage of the Open Door Policy, to attack both countries....