Here's a pretty standard definition: an externality is a cost or benefit that affects society but is not included in the market price of a good or service.

它有一个非常标准的定义：商品的一种成本或收益影响了他人，但这个成本或收益却没有相应的反映在商品的价格上。

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Amazon will use a variety of market factors to determine what price it wants to use, and you get a 70% cut of the proceeds of each sale (which is the industry standard).

Amazon将会用一些市场因素来决定它最终出售的价格，而你将会得到70%的分成(工业界的标准)。

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As the saying goes, there is a price for gold stone is priceless, the transaction price, which is caused by the market price of Lingbi rockery is difficult to form the standard reason.

俗话说，黄金有价石无价，双方成交即是价，这也是造成市场上灵璧假山石价格难以形成标准的原因。

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"The unreasonably high standard carries the high price of blocking many meritorious claims of securities fraud that protect the market, well-run businesses and investors, " the states said.

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Indeed, a key argument in favor of a gold standard is that market forces will gradually expand the money supply in a way that produces a stable price level.

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When the market in California begins to pick up, he figures, Standard Pacific will rebound nicely along with its share price.

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