\BOOKMARK [1][-]{section.1}{R\351ponses courtes \(25 points\)}{}
\BOOKMARK [1][-]{section.2}{Mod\350le d'\351quilibre g\351n\351ral concurrentiel \(50 points\)}{}
\BOOKMARK [1][-]{section.3}{Comportement d'un monopoleur \(25 points\)}{}