This may be because Americans are becoming increasingly worried that we are losing our global advantage.
This may be because it sounds like it was recorded inside a plastic bag.
This may be because the Eid holiday has made contact with senior Iranian officials difficult.
This may be because these kinds of programs aren't suited to the target audience.
In part, this may be because employers have reduced overtime during the recent economic slowdown.
This may be because many of the 30, 000 public-sector workers facing dismissal are near retirement anyway.
This may be because men who undergo PSA testing tend to be more health-conscious, the researchers suggest.
This may be because obvious opportunities to create value are more likely to attract several would-be buyers.
This may be because economists divided into Keynesians and monetarists in the 1970s.
If cities are exacerbating, rather than mitigating, national ills, this may be because of a lack of urban planning.
This may be because the readier availability of divorce in America has left fewer people trapped in loveless marriages.
This may be because they avoid the mistakes that got them fired and are careful in staying away from toxic organizations.
This may be because it is their only practical option: patents are costly to get and often provide only weak protection.
This may be because services tend to be more labour-intensive than goods, and because wages are stickier (downwards, anyway) than other prices.
This may be because the current legal limitations prevent them operating effectively.
This may be because they are driving to bars with outdoor seating, or to bars which are not enforcing the smoking ban.
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This may be because much of America's new equity wealth is held in personal-pension accounts that cannot be touched without severe penalties.
CEOAEs, and experiments on animals suggest that this may be because of the higher-than-normal exposure to male hormones they receive in the womb.
This may be because some did consumer surveys while others looked at spending data, or because the circumstances or designs of the tax cuts differed.
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The authors suggest that this may be because that stretch of decades marks the point when dictionary makers approve or disapprove new candidates for inclusion.
This may be because of a lag between technology and perception.
This may be because speculators feared that the takeover would be scotched or because of the general fear of Medicare fraud becoming a factor again in the industry.
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This may be because many Chinese tourists use travel as a way to learn about their own culture, as much as the culture of the place they are visiting.
In part, this may be because small schemes are typically run by committed people with a strong sense of mission, whereas large ones tend to be run by remote bureaucrats.
This may be because men who beat their wives are also likely to be inconsiderate in other ways, such as sleeping with prostitutes and not caring whether this endangers their wives.
This may be because in these countries a big conglomerate with political connections and an understanding of how to operate in a difficult market can spread its expertise across many industries.
The researchers suggest that this may be because black children pick up conflicting signals they know that they belong to the black group, but they also know that the white group has higher status.
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Though it is invariably hard to tell with secretive Myanmar, this may be because the military regime is itself at a delicate juncture given suspected internal concerns over the stability of its ailing leadership.
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Dr Gabriele Nagel, one of the authors, said this may be because asthma is a collection of symptoms rather than a single condition, and different things may trigger it in different parts of the world.
This may be because some people were erroneously put on the drugs, or because years of drug therapy healed heart damage, or simply because taking people off the pills motivates them to clean up their behavior.
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