证券价格是经济、系统科学领域研究的热点问题之一。
Securities price is one of the hot issues in the field of economic and system science.
相比于模型2，模型3对于证券价格的解释的程度更为合理。
Compared with the model 2, the model 3 has a more reasonable explanation level for securities pricing.
理论上讲，当美联储买进证券时，证券价格会被推高，收益率会被拉低。
When it buys securities, in theory, that should drive up the price and drive down the yield.
有效市场假说认为市场是有效的，证券价格可以充分体现信息变化的影响。
According to efficient market hypothesis (EMH), security market is efficient and stock prices can reflect changed information fully.
事件研究法是一种统计方法，用以分析特定事件对股票市场证券价格的影响。
The event study method is a statistical method used to analyze specific events 'effects on the stock prices.
这些不对称很难与有效市场假说相符——根据该假说，证券价格应准确反映出所有已知信息。
These asymmetries are difficult to reconcile with the efficient market hypothesis, the notion that securities prices accurately reflect all known information.
而对于流动性差的证券，行政管理人要获取并验证这些证券价格的成本可能非常高。
And for illiquid securities, it can get very expensive for an administrator to go out and verify those prices.
证券市场证券价格的运动可以划分为有明确趋势的定向运动与无趋势的随机波动。
The moving of the security-price in market can be set apart into two parts: the directional moving has obvious trend, and the stochastic fluctuation has no trend.
因在权证的定价中缺乏对标的证券价格变化原因的分析，无法满足权证投资者的需求。
Because the causes of the price change of underlying stocks are not explained in the pricing, it cannot meet the requirements of investors.
投机性资本流动，包括汇率变动、利率变动、金价变动、证券价格变动和商品价格变动。
Concerning speculative capital transference, exchange rate variation, interest rate variation, gold value variation, securities price variation and commodity price variation.
理解价格形成机制与证券价格行为之间的关系，无论从理论上还是从实务上来说都很重要。
It is very important to understand the relationship between price formation mechanisms and security price behavior both in theory and in practice.
它们的数学模型依赖于过去的交易规律，在其它证券价格变化(例如下跌)时，预测某种证券未来的表现。
Their mathematical models rely on past trading patterns to predict how particular securities will perform in the future if other securities, say, fall in price.
有效市场理论(emh)认为，有效金融市场中的证券价格总是可以充分体现可获信息变化的影响。
According to the efficient market hypothesis (EMH), the stock prices can reflect the information promptly in the efficient stock market.
因此，构建组合预测模型来预测证券价格的波动，既具有一定的理论价值又具有较强的现实指导意义。
As a result, constructing the model of combined forecasting to predict the fluctuation of stock price has a theoretical value and a strong guidance.
研究结果表明内幕交易降低了证券价格的有效性，监管的关键在于促使信息在市场参与者之间的均匀分布。
The conclusion is that insider-trading decreases the efficiency of stock price and the key of regulation is to urge the symmetry distribution of information between the participants of the market.
市场有效论认为，证券价格将会反映市场信息，因为，有价值的信息将会改变投资者的预期，引起市场反应。
The market efficiency theory believes that the prices of stocks reflect information, since valuable information could change investors 'expectation and then cause market reaction.
操纵证券价格是证券市场中十分普遍的一种违法行为，然而操纵证券市场罪却又是司法实践中较少见的罪名。
Manipulating prices of securities in the stock market is a very common offense, but stock market manipulation crime is rare in judicial practice.
研究证实，噪声和噪声交易者对证券价格的影响是系统性的，这种影响会波及大部分证券甚至整个证券市场。
These studies show that the impact of noise and noise traders on price is systematic and could spread to most securities, even the whole security market.
包括各种权证在内，还存在着各种衍生的金融工具合约，它们与未来某天的证券价格、利率或汇率保持着某种联系。
As well as claims there are also derivative instruments-contracts relating to the prices of securities, interest rates or foreign exchange rates at some date in the future.
文章将把这两方面因素结合起来考虑，把信息不对称引入模型，对做市商市场的证券价格形成机制进行了均衡分析。
The paper combines these factors and introduces information asymmetry into the model to analyze the security price formation mechanism using Game Theory under market maker environment.
正当全球投资者担心近期股票的反弹速度已经超出经济增长势头时，本周一，华尔街股市随着全球证券价格一起下跌。
Wall Street plunged on Monday amid global sell-off, as investors around the world feared the recent rally of equities had outpaced the prospects for economic growth.
正当全球投资者担心近期股票的反弹速度已经超出了经济增长势头时，本周一，华尔街股市随着全球证券价格一起下跌。
Wall Street tumbled on Monday amid global sell-off, as investors around the world feared the recent rally of equities had outpaced the prospects for economic growth.
本文通过引入证券价格，讨论一般证券集组合前沿的分类，并据此直接证明判定某个证券子集是全集的有效子集的一个充要条件。
Introducing prices of securities, this paper classifies general securities sets by portfolio frontier and then a direct proof for a determinant theorem about Efficient Subset is obained.
通过由一般的离散过程逼近连续随机过程的方法，给予证券价格按有漂移率的几何布朗运动变化的一个严格的证明，并指出了股票价格过程的一般模型。
In this paper, the authors give a strict proof of geometric Brown motion displayed by stock prices using the methods of approximation from discrete process to continuous stochastic process.
通过由一般的离散过程逼近连续随机过程的方法，给予证券价格按有漂移率的几何布朗运动变化的一个严格的证明，并指出了股票价格过程的一般模型。
In this paper, the authors give a strict proof of geometric Brown motion displayed by stock prices using the methods of approximation from discrete process to continuous stochastic process.
应用推荐