The agent would pocket the difference as his fee, rather than disclose it.

经纪人将差额装进口袋作为自己的收费而不披露。

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Many of those options are believed to be priced below 200 euros and in some cases even below 100 euros, allowing Porsche to pocket the difference when VW's shares are much higher.

其中很多期权的价格据信不到200欧元，有些甚至不到100欧元，这样保时捷得以在大众股价上涨时获得差价。

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The state pays the difference (at least notionally: some universities complain that they are left out of pocket).

国家自负差额（至少名义上：一些大学抱怨说，他们口袋里的钱被掏光了）。

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Short sellers borrow stocks and sell them hoping to buy them back later at a lower price and pocket the difference.

FORBES

They set the price, pay the scribe and pocket the difference.

WSJ: When Handling Precious Scrolls, Torah Lifters Pray for Successful Hoist

Short-sellers normally have to locate shares to borrow before they go ahead and sell them, hoping they can buy them back later at a discount and pocket the difference.

FORBES: Magazine Article