Beyond this fact lies a vast area of conspiracy theory that has spawned endless speculation and hundreds of books, articles, and films.

这个所谓的事实以外存在着众多的阴谋，并催生出很多的推测以及成百上千的相关书籍、文章与电影。

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We scientists are discouraged from talking and writing about ideas, and what would be called theory in other areas is dismissed as unbased speculation by the facto-mania that grips our subject.

我们科学家是不让去空谈或空写一些想法的，那些在其他领域会被叫做理论的东西，只是没根据的猜想，不会被掌握我们工作的那些证据狂热症们所接受的。

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In this paper, we study the speculation trade in securities market by using prospect theory.

本文基于展望理论研究了证券市场上投机者的投机交易问题。

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Theory and speculation aside, executives in corporations and State departments will continue to dispatch humans rather than emails to pursue and close deals and protect sensitivities.

FORBES: WikiLeaks Fallout is Bullish for Boeing, Airbus and United-Continental

Do you trust subjective speculation that is strongly and repeatedly contradicted by real-world facts, or do you trust the theory that is strongly and consistently supported by real-world facts?

FORBES: Alarmists Offer A Perfect Global Warming Challenge

The managers, as was true of the majority report and the independent counsel referral (ph) before that build their theory in this case not only any pillars of obstruction, but on shifting sand castles of speculation.

CNN: Transcript: White House Counsel Ruff's opening statement