It is doubtful that they will put much pressure on companies to boost returns.
Although the IRS commissioner has denied any staff acted out of partisan motives, political critics are doubtful.
Compromise is a doubtful way to fix a limit, though a common one among politicians.
Russia and China oppose sanctions, and even some Europeans are doubtful they would work.
It's doubtful that any of the anticipated new drugs will replenish Pfizer's revenues quickly.
But foes mutter that the state-level GDP statistics are assembled locally and of doubtful accuracy.
Birmingham City striker Nikola Zigic is also doubtful as he is recovering from a groin injury.
This would ensure only the doubtful transactions are forwarded to the fraud detection vendor.
The 30-year-old is doubtful for the Republic of Ireland's Euro 2012 qualifier against Macedonia in March.
Worse, it is doubtful that this loan will even provide stability until the election.
Professor Iain Begg of the European Institute at the London School of Economics is doubtful.
Its doubtful that they want to get back into that game again anytime soon.
It was doubtful that this case was really ever going to go to trial.
Mr Lay said it was possible the penguin had been eaten, but that this was doubtful.
It is doubtful that any of that cubic kilometre will ever run at all.
That assumption and therefore the basis of deal-making between the government and Muslim leaders seems increasingly doubtful.
But whether anyone has the means or the will to rein in the paramilitaries is doubtful.
It's doubtful that Apple will fully open up Siri to third-party developers anytime soon.
Even if such squeezes made sense economically (which is doubtful), they are political non-starters.
It is doubtful, however, that Buffett would be interested in buying the whole enterprise.
Whether a Latin American-style strongman would point the economy the right way is doubtful.
"We cannot go to South Africa with four or five doubtful players, " he added.
Doubtful as he is about the enterprise, he can see no alternative to American leadership.
However, it is doubtful whether the economy would benefit from the undivided attention of politicians.
Emerging-economy status, itself of doubtful validity, is nonetheless reserved for countries of negligible economic impact.
Canadian officials had at first been sceptical about Gouzenko and were doubtful about offering him asylum.
At least the term has caught on, even if people are doubtful about what it signifies.
It is doubtful that any organization will ever get to a truly centralized information management infrastructure.
Mr Moi's commitment to reforming this shadow, and kleptocratic, power structure is doubtful, at best.
Nevertheless, it is doubtful whether the simultaneous strength of gold, equities and bonds can last much longer.
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