As prices fall, the gap between price and cost Narrows with resulting lower profit margins.

价格下降后，它与成本间的差距会减小，这也将导致利润空间的缩小。

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Banks have responded to declining credit quality by increasing the gap between the price of lending to good borrowers and poor ones.

ECONOMIST: American banks

So the gap between the price the government is prepared to offer and what EDF desires has been huge, some 25% initially, and explains why these negotiations have been running many weeks and months longer than both sides hoped and wanted.

BBC: What's a fair nuclear price?

Market timing is the rapid trading of mutual-fund shares in order to take advantage of the gap between the price of a fund, which is set once a day, and the continuous changes in the value of the underlying portfolio of securities.

ECONOMIST: The scandal continues