Through contrasting the margin system of China futures markets with those of international markets, it points out the shortage of our current margin system.

通过对比我国的保证金制度与国际各大成熟期货市场保证金制度的差异研究，指出我国现行保证金制度存在的不足之处。

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The promise of liquidity was all that was needed to keep margin calls from cratering the financial system.

FORBES: The Next Financial Crisis Will Be Hellish, And It's On Its Way

Public school systems are not thought of as competing against each other or fleeing upmarket to higher-margin customers, but many agree the system is in bad shape.

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In November, a referendum to bring a single-payer system to Oregon failed by a margin of four to one.

ECONOMIST: Health insurance