Both firms are producing quantities; both firms are trying to maximize profit, and I want to find out the Nash Equilibrium.
两个公司都生产商品,都希望最大化利润,而我也想找出纳什均衡
And when my dad was here, he was in like, the sort of height of his crazy phase.
我父亲在这儿上学的时候,纳什的精神失常正处于最严重的阶段。
Even though these best responses are pretty complicated it turns out that there's only one Nash Equilibrium in this game.
虽然最佳对策是很复杂的,在这个博弈中却只有一个纳什均衡
Sometimes you see it in Nashville playing with country music, that kind of thing.
你有时能见它在纳什维尔演奏乡村音乐,诸如此类
I mean, there's John Nash who's the, well, I don't... I think he won a Nobel Prize.
有一个校友叫约翰·纳什,我也不确定他得没得诺贝尔奖。
and then they have like a really good point guard named Steve Nash,
然后他们有个很不错的控球后卫叫史蒂夫纳什,
But beyond that, we also have... it's a billion dollar,
但除此之外,纳什维尔也是有价值十亿美元、
And in this game if they keep on doing that, it's going to drag them back to Nash Equilibrium.
这个博弈,如果他们一直这样做,最终会达到纳什均衡的状态
Now, I will need the other board; I want to figure out the Nash Equilibrium on this game.
我再找一块黑板来写板书,下面我们寻找这个博弈的纳什均衡
Now that's not always going to happen but it's kind of a nice feature about Nash Equilibrium.
虽然这不总会发生,但这也是纳什均衡的一个亮点
So what we want to do is we want to figure out what the Nash Equilibrium looks like in this market.
我们想要做的是,找出这个市场的纳什均衡是什么
As an exercise in finding Nash Equilibrium, by this stage in the course most of you are looking at that saying, that wasn't hard.
作为寻找纳什均衡的一个练习,在此阶段,你们中的大多数人都会说,那不难
So this is the total quantity produced on this equilibrium, in this Cournot Nash Equilibrium.
这就是在古诺博弈中的,纳什均衡
There were two well coordinated nash Equilibria although one was better than the other.
那个博弈有两个纳什均衡,尽管一个比另一个更好些
Suppose Firm 1 is pricing at marginal cost is this a Nash Equilibrium?
假设公司1定价在边际成本,这是纳什均衡吗
So this must be the Nash Equilibrium, that wasn't hard, right?
这点就是纳什均衡了,这不难是吧
So in that game, what's the Nash Equilibrium in that game?
那个数字游戏中的纳什均衡是什么
How do we know that's the Nash Equilibrium of that game?
我们怎么知道1是纳什均衡呢
is there a Nash Equilibrium in which no candidates stand?
在没有候选人的时候是纳什均衡吗
No. How do we know that's not a Nash Equilibrium?
不是,我们怎么知道不是纳什均衡
Can I say the best response is the Nash Equilibrium?
这里的最佳对策是纳什均衡吗
One way to think about Nash equilibria is that they are self-enforcing agreements, so provided that everyone believes that everyone is going to go along with this agreement, then everyone in fact will.
我们可以这样理解纳什均衡,把它们想象成自我实施的协议,假设每个人都相信,大家都会遵守协议,那么大家就都会遵守
Why is this the Nash Equilibrium?
为什么说这点就是纳什均衡呢
How do I go about that exercise?
如何找出纳什均衡呢
New York and Nashville are the top music producing cities.
和纽约,纳什维尔是音乐产业的顶级城市。
We know that if these players play these games, at least if we believe in Nash Equilibrium, then they're gonna produce these quantities, they're going to produce here.
我们知道如果这些参与人进行博弈,至少我觉得在纳什均衡条件下,他们会安排这样的产量
That's going to turn out to be what's called a Nash Equilibrium.
这一点就是传说中的纳什均衡
And then we're going to look at that Nash Equilibrium and you're going to think, how does that compare to what I saw in the Cournot case we solved.
最后再看一下那些纳什均衡,你们要去思考,那跟我们学过的,古诺模型比较有什么异同
So Beatrice won this election, is this array a Nash Equilibrium?
比阿特丽斯在选举中获胜获胜,这是一个纳什均衡吗
How do we always find Nash Equilibrium when we're not guessing?
不猜测的话我们怎么分析纳什均衡呢
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