They improve the quality of the prices on the exchanges by lowering the bid-ask spread.
它们通过降低买卖价差改善了交易所的价格质量。
The decomposition of bid-ask spread is an important problem in financial microstructure theory.
价差分解是金融市场微观结构理论研究的重要问题。
The difference between bid and ask is the profit for the dealer and the bid-ask spread is the profit for the dealer.
中间商的利润来自出价和要价的差别，差价就是中间商的利润。
Bid ask spread is the most fundamental area of microstructure theory, and it runs through microstructure researching.
买卖报价价差是微观结构理论中最基础的研究领域，并且贯穿于微观结构理论研究的始终。
In a quote-driven market, bid-ask spread is composed of order processing costs, stock holding costs and asymmetric information cost.
在报价驱动交易机制下，买卖价差由指令处理成本、存货成本和非对称信息成本构成。
In chapter two, three economic meanings of bid-ask spread are analyzed. They are transaction cost, inventory cost and information cost.
第二章分析了买卖价差的三个经济意义，即交易成本、存量成本和信息成本。
To study the degree of effect of great policy or event on liquidity. This paper adopts bid-ask spread, market depth and market impact cost as the proxies for liquidity.
本文选取的流动性指标包括绝对买卖价差、相对买卖价差、报价深度、金额深度和市场冲击成本指标。
Then, ask them to spread the word and do three kind things for someone else.
然后，请他们把消息传播出去，为别人做三件好事。
Readers ask: How long will the radiation be in the reactor area after it is finally contained? Will the radiation spread across the globe via air or sea?
读者：如果核辐射得到了遏制，那么在核反应堆它还会存在多久？辐射会通过空气或者海洋扩散到全世界吗？
She spoke, not directly ask me, but would rather complain to the face of the continuing spread of spots.
她开口了，不是直接问我，而是向宁抱怨脸上不断蔓延的斑点。
Maybe we all should ask ourselves that why not use our limited time to spread our brilliant life.
也许我们都应该问问自己，为什么不利用有限的时间来过上美好的人生。
A spread is the difference between the ask price and the bid price that is quoted in the pips.
正在蔓延的区别问价格和成交价即引述了点子。
Man: Can you spread the word and ask everyone to bring some kind of snack food?
你可以散布这个消息，并叫每个人都带点零食来吗？
Question: I would like again to ask the forgiveness of the Venerable Acharn for having asked this question, but I have long heard of your fame, which has spread far and wide.
问：我愿再度为问了这个问题而请求尊者阿迦曼的原谅，但是我已久仰您名闻遐迩的大名。
Our results indicate that a ban on margin purchases fosters efficient pricing by narrowing price deviations from fundamental value accompanied with lower volatility and a smaller bid-ask-spread.
我们的研究结果表明，在边缘上采购禁令促进有效的定价通过缩小价格偏离基本价值伴随着较低的波动性和较小的价差。
It's physically unfeasible for us to spread this MV to all mass media in your countries, so we ask you to help promote this video.
对于我们来说，向你们国家的所有媒体宣传这个MV是应该做的，所以我们请求你们能帮助我们宣传这个视频。
Ask: plasmas exchanging is widely-spread used, but it can lead to infection, do you thellonk that it could be used to hepatic failure patients?
《国际肝病》：血浆置换可能导致传染，您是怎样对待血浆置换在肝衰歇患者中施用的呢？
Ask: plasmas exchanging is widely-spread used, but it can lead to infection, do you thellonk that it could be used to hepatic failure patients?
《国际肝病》：血浆置换可能导致传染，您是怎样对待血浆置换在肝衰歇患者中施用的呢？
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