想請問Nash equilibrium和game theory - 經濟
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By Queena
at 2009-01-06T22:58
at 2009-01-06T22:58
Table of Contents
很抱歉,應該用推文就可以
但是這篇的時間比較早了,所以還是用了回文
c大在回應時說了「(2, 2)就是N.E.」
這樣的說法
有很大的討論空間
N.E. 是一組「策略」,而非一組「報償(payoff)」
如果堅持要用(2,2)來回答
應該是說「兩名參與者在達成N.E.之下,各獲得2的報償」
這樣的回答也許會更好些
歡迎討論:)
※ 引述《compent (瑞塔貝熊)》之銘言:
: ※ 引述《eu7908 (小事)》之銘言:
: : 我想請問一下Nash equilibrium的意思是說:
: : 已知道對方的選擇是什麼,再決定自己最好的策略
: : 是這樣嗎?
: : 那這樣跟賽局理論有什麼差別??
: Nash Equilibrium:
: 賽局中的players處於一種狀態,在這這個狀態之下沒有人會願意改變策略
: 這個狀態就是Nash Equilibrium
: Nash 將賽局中均衡的概念大大的往前進一步,因為在N.E.之前對均衡的認知
: 是優勢策略均衡
: 最經典的例子就是囚犯困境,例如:(2,2)就是N.E.
: B
: (2,2) (4,1)
: A
: (1,4) (3,3)
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