Starting from the discussion on winning matrix without saddle points introduces the concept of mixed game, i.e. oligarchy will take the combination of a variety of activities to strike back its rivals instead of taking certain single activity.

• 本文从对无鞍点赢得矩阵的讨论引出了混合博弈的概念,即寡头在参与市场竞争时往往不是采取某个单一行动,而是采取多种行动的组合来回击其竞争对手。