But credible enforcement is not easily achieved, because western consumers understandably put more faith in the campaigners than in the multinationals.
Iceland, it seemed, was set on a debt-laden but credible route to recovery and the ultimate goal of European Union membership.
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But credible American leadership requires more than one radical blueprint.
It is important too that governments do not just spend today but have credible, explicit plans for scaling back tomorrow.
Estimates vary widely but some credible sources think we could run out of new IP addresses as early as this February.
But just the credible news sources amount to big data by themselves.
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Mr Fox's macroeconomic goals are more ambitious, but also less credible.
The warning was described by officials as "credible but unconfirmed".
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There was a decision made by the electoral council to review the vote in its entirety and to ask some outside observers to come in who are not only credible but knowledgeable.
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Those elections were considered fairly credible but with more at stake this time, will politicians be able to resist the "mago-mago", or vote rigging, of elections past, asks the BBC's Caroline Duffield in Lagos.
Interestingly, my colleague Dan Diamond (sidebarred) believes that the case of Keller represents a threat to the integrity and business model of Twitter, because it shows that Twitter is a potential channel for superficially credible but false information.
Interesting idea, but is it credible?
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That theory is not universally embraced by historians, but Kushner makes a credible case.
But only to a credible challenge based on a determined commitment to high growth and a savvy plan to bring it about.
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"No budget is going to be perfect for everyone, but this is a credible, important first step in the process, " said Sen.
But if they have credible information of some risk to the public, officers can use powers of arrest and force - providing they use the minimum necessary in the circumstances.
But the most scientifically credible study of the effects of Medicaid, based on randomly assigning 10, 000 people to Medicaid coverage in Oregon, found there was no statistically significant difference in ER use between those newly enrolled in Medicaid relative to the (largely uninsured) comparison group.
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But ultimately, to be credible it has to come up with answers to some very difficult questions.
"There's always chatter on any given day and we are always looking at that and vetting it but currently there are no credible threats to the events, " Smith added.
Brian Claypool, the attorney for the alleged victims, said Monday he has not reviewed any medical records or other potential physical evidence, but insists their stories are credible and consistent.
Mr Spencer, an ex-officer with 37 years policing experience, said he felt he had come a "credible second" but also felt candidates were let down by the timing of the election.
But without some visible and credible co-operation from the Palestinian side, it is going to be hard for Mr Barak to contend in the election campaign that his own peace policy holds out hope of success.
The industry is convinced that the installation of over 1 million micro-CHP units in the UK by 2020 is an achievable and credible aspiration, but that the right Government support will be key to making this happen.
But Cook found the threats were credible enough for a reasonable person to believe them.
But how can we be scientifically credible without appearing to be ignoring our consumers?
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That probably could take place over time, but an early start and a credible plan is crucial.
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Some opinions are more credible than others, but an opinion is an opinion.
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