That light can have this unexpected lift effect started with a very simple question, Swartzlander says: "if we have something in the shape of a wing and we shine light through it, what happens?"

发现光可以产生提拉力是个意外，而且这只源于一个很简单的疑问。Swartzlander说：“如果我们有翅膀形状的东西，并用光照穿过它，会发生什么事情？”

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Also, be sure you like the long-term prospects, as there is no guarantee a January effect will lift these stocks.

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In either case the weakening effect on the dollar should lift short-term earnings prospects for American exporters and the positive market response should spur consumer spending via the wealth effect.

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The Fed's explicit goal has been to lift asset prices as a way to create a "wealth effect, " which is supposed to boost consumer and business confidence.

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