As an extra precaution against an ongoing down market, Narayanan suggests building in a "margin of safety" : a 3 to 5 percent premium over the target hurdle rate.

作为对持续下跌的市场的额外预防措施，Narayanan建议建立“安全系数”：一个超过最低预期资本回收率3% - 5%的溢价。

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It takes a double-size margin on premium gas, but the highest grade represents only 2% of its gasoline sales, versus 7% industrywide.

FORBES: Inconvenience

In the latter years of Svanholm's regime, the world's big brewers were buying up local brands outside their home markets and then pumping their own premium, high-margin products through the local distribution networks.

FORBES: A Beer That Lost Its Head

Shinkong and China Life rely much more on first-year premiums than Cathay and, since the first-year premium is such a low-margin business, it means lower profits.

CNN: Another Lease on Life?