In this thesis, the theoretical base of missing links is discussed in terms of two theories: cognitive economy principle and informativity theory.

本文对“空环”的阐释理据主要包括两个方面：认知经济原则和信息度理论。

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One of the general principles in language use is the Economy principle, which means that fewer words should be used to express more information in order to be concise and succinct.

语言表述的普遍原则之一是经济原则——用尽量少的形式表达尽量多的语义内容，力求简洁精练。

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The mechanism is some principle for the adjusting of something, and the mechanism of information in circular economy is the process and principle that information ACTS on the circular economy.

所谓机理，是指某种机制的调节原理，信息在循环经济中的作用机理就是指信息在循环经济中发挥调节作用的过程与调节原理。

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Nothing is better documented in the world economy than the principle that the economic system of a nation is the primary determinant of its success.

WSJ: Phil Gramm: The Obama Growth Discount

While separation of duties does apply, the principle of economy of mechanism indicates that creating multiple virtual servers on a single host with software like VMware is creating a complex system.

FORBES: Teach Your Boss to Speak Security: Economy of Mechanism

In fact, we've had a president who's guided the economy with just one simple principle in mind: Take care of those at the top and let middle- class families fend for themselves.

CNN: Clinton's November 19, 2007, speech on economic challenges