If there is a difference between the market value and the purchase value of a real estate, which amount is taken into consideration?

如果房产的市场价值和交易价格之间有差异，将采用哪一个？

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The central bank also announced that it would purchase up to $750 billion of additional mortgage-backed securities, which lost value with the collapse of the U.S.housing market.

VOA: standard.2009.03.18

And then at top right there's this longer sentence to purchase new Charlie ticket, value tickets and passes, press here.

然后，右上边没有说明,怎样购买Charlie票，票值是多少,按这个按钮。

哈佛公开课 - 计算机科学课程节选

I bought a number of two-period bonds such that the value of my purchase exactly equals the proceeds that I get from shorting the one period bond, so I've made a zero wealth transaction.

我买入了一定数量的两年期债券,其成本刚好等于我卖空,一单位一年期债券获得的资金,我做的是零成本交易

耶鲁公开课 - 金融市场课程节选

VinePair ships in forty states in the US and rewards customer fidelity: based on the average purchase value, it gives its users free shipping vouchers.

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The attractive row houses nearby are now selling for double or more their purchase value, especially in the area that borders neighbouring Columbia Heights, whose attractive brownstones stand shoulder to shoulder with new high-end condos.

BBC: The new neighbourhoods of Washington DC

Did it announce a new product, venture, a major purchase or anything of value?

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