The answer is, some investors are concerned about how long current profits can hold up.
Just think about how long it took cable companies to get customers to bundle services.
And we can get into a debate about how long the rules should last.
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And I don't want to speak hypothetically about how long negotiations about our budget issues will take.
Sounds nice, but I can't help thinking about how long this particular vision has been in coming.
But the stock has suffered losses lately, due to profit-taking and concerns about how long its growth can last.
Filipino iReporter Rummel Pinera says Benedict's decision to resign should prompt wider debate about how long pontiffs should serve.
But he said there were worrisome questions about how long such data would be stored, and who could access it.
For your time horizon, think about how long the money will be invested, not how long you have until retirement.
Our polling as Obama took office found voters expressing patience about how long it would take for the economy to improve.
This time around Apple was tightlipped about how long Jobs would be away and did not give details about his condition.
If that happens Willey says he might consider re-applying but retains reservations about how long he would spend away from home.
Just think about how long it took to recover from Hurricane Katrina.
Using all-cause mortality tells us nothing about how long people may have lived with debilitating chronic conditions associated with excess body weight.
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There is concern about how long there will be a foreign presence to guarantee security, and how stable the newly-appointed government might be.
At dinner with a group of journalists, U.S. Treasury Secretary Lawrence Summers was similarly unhelpful about how long the U.S. boom could last.
The government has relaxed the rules about how long delivery drivers can work so that they can get essential supplies of animal feed through to farms.
According to Mini, that's about how long it took to profit from the research and development that went into building and delivering a platform.
Second, there is evidence that support for war may be shallow, raising doubts about how long it will be sustained if things go awry.
Towards the end of the year, the first post-Daim budget can be expected to prompt questions about how long Dr Mahathir's pump-priming can sustain him.
There is some skepticism about how long the trend will continue.
No one is questioning the ability of American forces in Iraq, but there are worries about how long US forces can carry on with such a conflict.
And even though Morgan and Goldman were seen as, you know, relatively speaking, the healthiest of the investment banks, there were questions about how long they could survive.
But the United States has been unclear about how long it will be before it issues official guidelines for conditions under which H5N1 transmission research can continue, the letter says.
The consumers on free Gmail made excellent guinea pigs for tests, and their behavior told Google about how long people scanned items, say, or what they used in instant messaging.
The idea has merit, but when I think about how long some engagement letters already are, the value of adding another paragraph, beyond CYA for the preparer, is limited.
The senior executive is worried about how well-positioned he is for the next CEO job, while the employee is worried about how long he will be able to keep his job.
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Defense attorney Frank Policelli said Tuesday's decision leaves big questions about how long a search warrant remains valid, a fundamental privacy rights question, and he's considering an appeal to the U.S. Supreme Court.
This one is not going to let us go home to lick our wounds, and that should be taken into account when Americans think about how long we should stay committed to this effort.
Business has been picking up in January, he adds, but Mr. Byrne is skeptical about how long that can last when unemployment is still high and government is still helping to support the fragile economy.
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