However, there is a bit of an alternate explanation at work here as well.

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"There's too much passion at work here, too much zeal and not enough judgment, " he said.

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So there are a lot of forces at work here that we have to address.

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Players that remember Sunwell Isle will find much of the same philosophy at work here.

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Basic rule at work here: Every tax gift from Congress has some kind of hand grenade attached.

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The Chinese diaspora is one obvious factor at work here, but it is not the only one.

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The paradox at work here should not escape those entrepreneurs who may not be so high-minded in their objectives.

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Duffield and Bhusri swear there's not a sliver of revenge at work here.

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Now, at age 13, there are two incredibly important variables at work here.

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"There's something long-term at work here, " says Dane Stangler, research director at Ewing Marion Kauffman Foundation, a Kansas City, Mo.

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Unlike sports in which the home field advantage is attributed to the officials, the researchers believe psychological factors are at work here.

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There are several powerful and largely unconscious psychological forces at work here.

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On the other hand, there are irrational factors at work here too.

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The basic principle at work here is loss aversion: the idea that losing something has a stronger emotional impact than gaining something of the same value.

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But you can see government policy at work here too.

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So those are the biggest short-term factors at work here.

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There are clearly hard issues of science and engineering at work here, but there seems little question that BP should be doing everything it can to fix the problem.

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And, Son also saw a huge block of spectrum that ATT and Verizon would love to have if anti competitive forces weren't at work here preventing them from acquiring it.

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Again, so that's a broader principle at work here.

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But there are really two factors at work here.

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Sacconaghi says there are several forces at work here.

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But there's definitely a slow adjustment at work here.

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There are several factors at work here, mostly benign.

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The law of unintended consequences is at work here.

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Surely the same phenomenon is at work here too.

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Something else appears to be at work here, however.

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While there's definitely a "first world problem" aspect of squabbling about smartphones, as Android continues to grow in market share, there may in fact be a class-war element at work here.

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Two disturbing economic realities are at work here.

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Those are the short-term factors at work here.

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There are two bullish stories at work here.

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