(1)是否存在纯策略的纳什均衡?如果存在,请指出。
(2)如果两厂商都采用极大化极小策略,结果会怎样?
(3)如果厂商1采用极大化极小策略,厂商2得知后,它会怎样做?
Two competing firms are each planning to introduce a new product. Each firm will decide whether to produce Product A, Product B, or Product C. They will make their choices at the same time. The resulting payoffs are shown below.
We are given the following payoff matrix,which describes a product introduction game:
a, Are there any Nash equilateral in pure strategies? If so, what are they?
b. If both firms use maximin strategies, what outcome will result?
c. If Firm 1 uses a maximin strategy,and Firm 2 knows, what will Firm 2 do?
A.若原博弈存在唯一的纯策略纳什均衡策略组合,则有限次重复博弈有唯一的子博弈完美纳什均衡,即各博弈方在每阶段都重复原博弈的纳什均衡
B.有限次重复博弈的子博弈完美纳什均衡每次重复采用的都是原博弈的纳什均衡
C.有限次重复博弈的子博弈完美纳什均衡的最后一次重复必定是原博弈的一个纳什均衡
D.无限次重复博弈的子博弈完美纳什均衡每次重复采用的都是原博弈的纳什均衡
A.线性策略均衡比一价均衡效率高
B.线性策略均衡的效率是最高的
C.双方报价拍卖中,不存在能实现所有潜在交易利益的贝叶斯纳什均衡
D.在双方报价拍卖中,信息不完全不会引起效率损失
A.上策均衡是比纳什均衡更高的均衡概念
B.上策均衡的存在性比纳什均衡差
C.许多博弈没有上策均衡但有纳什均衡
D.上策均衡肯定是纳什均衡,但纳什均衡不一定是上策均衡