He urged the revival of the slave-trade in the late 1850s, and he developed a theory of what he called warranteeism.

他在19世纪50年代后期力促奴隶贸易的复兴，并提出了一种他称之为担保主义的理论。

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In theory, this helps the Banks to reduce risk, makes money for intermediaries who trade the securities, and allows the investors to pick tranches of debt that match their risk appetite.

理论上，此举有助于银行降低风险，券商可从中获益，投资者也能选择一些符合其风险偏好的债务组合。

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The principle of comparative advantage provides a unifying base for studying the theory of international trade and the option of trade policy.

比较利益原理为国际贸易理论研究和政策选择提供了统一的基础性分析框架。

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He urged revival of the slave-trade in the late 1850s, and he developed a theory of what he called warranteeism--w-a-r-r-a-n-t-e-e-I-s-m.

他促成了十八世纪五十年代后期,奴隶交易的复苏,还自己发明了一套理论,名为抵押品主义

耶鲁公开课 - 美国内战与重建课程节选

Some critics of trade say that this theory misses the point.

ECONOMIST: Trade winds | The

What does the Austrian theory of the trade cycle have to do with Gordon Ramsay?

FORBES: Gordon Ramsay's Monetary Nightmares

In thinking through the economic theory of liberal trade, it is helpful to draw a parallel with technological progress.

ECONOMIST: Profits over people