Second, there is evidence that support for war may be shallow, raising doubts about how long it will be sustained if things go awry.
There does appear to be an increase in the provision of mortgages for house purchase, which looks as though it will be sustained throughout 2013.
But some analysts are skeptical that the rally will be sustained.
According to current plans, the Afghan security forces will be sustained at current levels until the end of 2014 and are then likely to begin declining.
But some wonder if there will be sustained action against hard-line Sunni militant groups which were supported by Pakistan's intelligence agencies in the past, correspondents say.
But some wonder if there will be sustained action against hard-line Sunni militant groups which were supported by Pakistan's intelligence agencies in the past, our correspondent reports.
Second, that the strong rise in the price of UK government debt over the past few months, the increase in gilt prices, is not anomalous and will be sustained.
Revenue will be sustained by resilient iPhone 4 sell-through ahead of iPhone 4S, with something like 19.5 million units shipped in the fourth quarter, a 16% increase over the fourth quarter of 2010.
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This robust recovery will be sustained in 2004.
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It says it expects that "a period of subdued economic recovery in the UK will be accompanied by a period of modest growth in our market, and that this will be sustained for several years".
"There is no chance this will be sustained unless major brands and retailers commit to raise prices so factories can afford the renovations that are essential to prevent future disasters, " said Scott Nova, executive director of the Worker Rights Consortium, a monitoring group in Washington.
However, while output on the Marlin mine is expected to be strong in the fourth quarter, the pace will not be sustained.
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Mr. ELSAMANI ELWASILA ELSAMANI (Foreign Minister, Central Government of Sudan): At the and of the day, the peace will not be sustained by troops.
The group's share price, up nearly 20% over the year, fell 0.8% to 1, 355p, as analysts are reportedly worried that high sugar prices will not be sustained.
This difference, according to the Democrats, makes it wrong for the House to press impeachment, just as it is wrong for prosecutors to bring charges if they know these will not be sustained in court.
This time, for demographic and economic reasons, there will be a sustained national effort to uncover and address public pension abuses, as the nation grapples with how to provide some semblance of retirement security for all Americans.
If another recession explodes the deficit again, whether America will be able to finance a sustained military response to a major national defense crisis will be at question.
"Future environmental and economic success will be determined by sustained investment in new technology, research and development, infrastructure and consumer incentives, " said SMMT's chief executive, Paul Everitt.
Careful analysis of the risks associated with its revenue streams almost certainly will mean that the hype and recent growth rates cannot be sustained, and that the initial offering will not be reflective of its valuation going forward.
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Alan Greenspan, chairman of the Fed, has repeatedly warned that a recovery in business investment will be critical for a sustained economic recovery.
We will be an active and sustained participant.
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Mr Obama's more sustained task will be to make sure as diplomacy proceeds that both sides honour their agreements.
Good performance from them will be needed to underpin a sustained recovery.
We believe that as we continue to execute on our operator deals, continue to drive value from our intellectual property, and continue to innovate in advanced television, we will be in a position for sustained growth.
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With luck, the national interest will not be jeopardized by the losses sustained as a result.
The international community can pledge the resources that will be necessary for a coordinated and sustained effort.
Spokesman Tim Dugan said Friday that the Sagamore and Bourne bridges will be closed if the storm has sustained winds of at least 70 mph or conditions become unsafe.
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