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If my code is correct, what should the average price be, after say, 100 days, if there's no bias. Pardon?
如果我的代码没写错的话，如果没有偏向值那平均价格会是多少呢，如果没有偏向值，请说？
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OK, then we'll get the old price, which we're going to try and remember, and now comes the interesting part.
好了，然后我们就获得了旧的价格，我们要记住这个价格，现在就到了有趣的部分。
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You bought the house for $300,000; you sell it for $270,000 that's exactly what you owe, so you have nothing left.
你以30万的价格买入房子,然后以27万的价格卖出,27万就是你的负债数,所以你什么都没剩下
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With the recent spike in food prices around the world that you've all heard of because of rising energy costs.
大家都听说了,由于能源价格上升,导致了全球食品价格的飞涨
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We went again to see what was happening in these regions when people considering the products and these prices.
我们在试验中观察的还是受试者,在衡量商品和价格时同样区域的活动。
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You're going to work out what firm's demands are going to look like for each possible price they could set.
你们要解出,公司针对每一个其可能设定的价格,它的需求是什么
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And they type in "cappuccino" on a little terminal, which is basically a calculator on top of the cash box, and then they get $3.24 from that. They get a receipt.
他们在一个小终端机上输入“卡布奇诺“,那个终端机不过是个收银盒上价格计算器而已，他们划走了3。24美元，打出一张凭条。
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And last is cost, last is cost; hydrogen is not cheap.
最后一点是价格，最后一点是价格;,氢气不便宜。
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I didn't have the commercial price for the chickenpox vaccine called Varivax but you can imagine that it's even more than $50 a dose for that one.
我不知道水痘疫苗,伏痘敏的商业价格,但是你可以想象一下,这种疫苗每支的价格要超过五十美元
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If the base move is 0, then the price doesn't change So that makes sense. Interesting question.
如果这个基础位移是0，这个价格就不变,这是有道理的吗，很有意思的问题。
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The oil futures market is very significant because it represents the price of energy on dates into the future.
石油期货市场对我们来说意义重大,因为它代表,未来的能源价格
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But that no particular stock is more or less likely to outperform the market, because all the information is incorporated in the price.
但是没有那一种特殊的股票是,最有可能比市场平均表现更好的，因为所有信息都是包含在价格上的。
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I managed to find price indexes for Norway and Netherlands going back to 1890 and compared that with the U.S.
我找到了挪威和荷兰1890年的,价格指数数据,和当时的美国作比较
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I produce any quantity at all in addition to what's out there already, what's going to happen to the price?
如果我再额外生产一些产品,会对产品价格产生什么影响
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And we find there's lots of consumer surplus because the prices are really as low as they ever could be.
并且我们发现有很多消费者剩余,因为价格已经不能再低
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The discount rate that is shown is the number that you plug into a formula to get the price.
这里显示的折扣率,需要被代入一个公式来获得价格
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That is to say, current prices reflect all publicly known information about each stock, and therefore are unbiased.
也就是说，现在的价格,反映了关于股票的所有公共信息,也就是说它是无偏向性的。
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since all the information is in the current price, you don't have to worry about whether it went up or down yesterday, to decide what it's going to do today.
因为当前价格代表了所有信息，你就不需要去考虑昨天股价,是涨了还是跌了，再去判断它今天的价格会怎么变化。
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That if people thought that the stock was underpriced well people would buy more of it in the price would have risen already.
如果人们认为股票的价格较低,人们就会买进股票,价格就会增高。
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The price of the two-period bond is 1/2 and the price of the one-period bond is 1/.
所以两年期债券的价格是1/^2,一年期债券的价格则是1/
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It has to stay relevant to the market, so nobody really knows where these interest rates come from because no one person sets them.
交易价格必须与市场价格一致,因此没有人能确定,利率的决定过程,因为个人无法决定利率
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Even if the expected value is the same, they'd move around a lot.
即使股票的价格是一样的，但是它们的价格经历很多改变。
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However, then I'll have the whole market, it's as if I'm a monopolist but suddenly I'm pricing above the monopoly price, that can't be right.
但是,占有整个市场,相当于我是个垄断企业,但是我的价格却高于垄断价格,那是不正确的
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I never want to price above the monopoly price, because I know the monopoly price, when I'm the monopolist, is the most profit I could ever make.
我绝不想高于垄断价格,因为我知道,当我作为垄断企业时,垄断价格能为我带来最大利润
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So if Pepsi is dumb enough to price above monopoly, sure I will undercut Pepsi but I won't undercut Pepsi by a penny, I'll undercut Pepsi all the way down to the monopoly price and make monopoly profits.
如果百事笨到把价格设的高于垄断价格,我当然要定价比百事低,但不是低一点,我要把价格设得比百事低直至垄断价格,并获取垄断收益
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Maybe it's a tradition, maybe it's to keep the value kind of in a familiar range or a small-- they don't want them to get too expensive because people can't-- small investors can't afford them anymore.
也许是传统使然,也许是为了将价值维持在一个惯常的小区间内,他们不想让价格升得太高,因为人们,小投资者无法承担过高价格
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In one model we thought of the firms setting quantities and the market determining prices, and here we have the firms setting prices and the market determining quantities, but the basic underlying economic structure of this is very, very similar.
在前一个模型我们假设公司设定产量,而市场决定价格,在本模型中我们假设公司设定价格,而市场决定产量,但基本的经济结构是非常,非常相似的
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It's kind of like the average price of a share adjusted for splits because you don't want the--obviously when they do a two-for-one split, the price falls in half and that's meaningless, so you want to correct for splits.
有点像经过分割调整的股票平均价格,因为你不想,当一股分割成两股,价格下跌一半,这是没意义的,所以要修正分割
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We've seen the price of oil, lately, move all over the map. It went up to $100 recently and it was just as late as late 1990s that it was under $20 and people just don't know where it's going to go.
我们都能看到现在石油的价格，一路飙升，最近达到每桶一百美元,而在上世纪九十年代末,每桶石油还不到二十美元0,人们根本无法预想石油价格,还会飙升到什么地步。
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Now, there's the other side of the stock going up and we have to think about how much that can cost us and whether our coupons are enough and whether the difference between the $.60 that we paid is apt to cover that.
现在，如果相反，股票价格上升,那么我们必须考虑这会花费我们多少,以及我们的票息,和我们付出的0。60美元的价格和,是否能够恰好冲抵它。
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