The systematic reform of purchases and sales is called as "the problem between centuries".

粮食购销体制改革被称为“跨世纪难题”。

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Purchases and sales should not be netted off and the highest and lowest prices should be stated.

不应将买入及卖出交易互相抵销，及应说明最高价及最低价。

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A routine check on Brazil's market for loan assignments found different totals for purchases and sales.

一次关于巴西贷款转让市场的例行检查发现购买总额和销售总额不一致。

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In Unconventional Success, I did a study of individual behavior in their mutual fund purchases and sales around the collapse of the Internet bubble in March of 2000.

在这本书里,我对2000年3月,网络股暴跌时,共同基金购买,和销售中的个体行为做了研究

耶鲁公开课 - 金融市场课程节选

In other words, liquidity in those markets, the availability of cash for purchases and sales, has been reduced.

BBC: Can a ban on speculation strengthen Europe's banks?

To move from this making pennies on simultaneous purchases and sales to taking a position: to speculating in fact.

FORBES: Kweku Adoboli: How Did He Lose UBS $2 Billion?

It's a low-margin but steady business: DTCC charges six-tenths of a cent per trade to net out purchases and sales.

FORBES: Get Briefed: Robert Greifeld