Museums that house Renaissance oil paintings typically store them in environments that are carefully kept within narrow margins of temperature and humidity to inhibit any deterioration.

收藏文艺复兴时期油画的博物馆通常将它们保存在严格控制温度和湿度的环境中，以防止老化。

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Margins are typically higher than on hardware. Customers do not mind because they are buying peace of mind-it is Rolls's job to make sure the engine keeps running.

这些服务的利润率高于一般的硬件销售，但客户对这些并不在意，因为他们想买个清静——劳斯莱斯需要确保引擎正常运行。

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Margins are typically higher than on hardware. Customers do not mind because they are buying peace of mind—it is Rolls's job to make sure the engine keeps running.

这些服务的利润率高于一般的硬件销售，但客户对这些并不在意，因为他们想买个清静——劳斯莱斯需要确保引擎正常运行。

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Gasoline prices often rise and fall with crude oil prices, and so complex refineries that can process lower priced crude feedstock typically see their margins improve during rising oil prices.

FORBES: Higher Crude Prices Lift Refining Margins And Conoco Stock Price

Stewart is dealing with this by investing heavily in cremation outfits-which typically earn higher margins than the 30% Stewart makes on traditional funerals-and inexpensive "alternative service" funeral homes that paradoxically tend to appeal to higher-income customers.

FORBES: Grave dancer

They are no longer content to do the grunt work for Western firms, for two simple reasons: non-branded companies typically earn gross margins of 3-8% and are constantly at risk of being undercut by cheaper rivals.

ECONOMIST: Schumpeter