In states that monitor them carefully and close down failing schools quickly, they work best.
They work best in cases where the Internet usage is predictable or popular.
They work best in a bull market that is not whipsawed on a regular basis by the news event du jour.
Public spending should certainly take the brunt: there is plenty of scope to slim inefficient Leviathan, and studies of past deficit-cutting programmes suggest they work best when cuts predominate.
And they usually work best in middle-income developing countries because they make considerable administrative demands on the bureaucracy.
"This report proves Shell has had a terrible impact in Nigeria, but has got away with denying it for decades, falsely claiming they work to best international standards, " said Audrey Gaughran, Amnesty's global issues director, said.
Warner Bros. employees then vote on which nonprofits they think would work best for the company.
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The school will weigh parental preferences along with what they feel will work best for the child.
Instead, they work by making best guesses and by trial and error.
They spend the week leading up to games trying to predict what the opposition is going to do, and then designing plays and formations that they think will work best.
Researchers may have to do many small trials of combinations of immune-boosting drugs until they find which combos work best on which patients, says Dana Farber Cancer Institute's Glenn Dranoff.
European-only defence efforts, they reckon, will work best for tasks that are endorsed by the American administration but fail to arouse enough enthusiasm from Congress to warrant direct American involvement.
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Conducting research (or outsourcing the effort to a professional philanthropic advisor) can ensure not only that donors avoid bad investments, but that they fund the organizations that are doing the best possible work on the issues they care most about.
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Measures like a gas tax would work best if they were part of a national energy plan that Americans could understand.
Physicians are in a unique position to know what dosages and drug delivery methods work best because they are treating actual patients.
Mobile apps work best when they make it simple to efficiently scan and consume information, often while walking, talking or "paying attention" in meetings.
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In other words, the prevention-minded actually work best when they think about what might go wrong, and what they can do to keep that from happening.
Not just the do they like them, get on with them, want to work with them, but they are the people who have actually seen, in detail, how they work and are thus those best placed to make that judgement.
The Federal Reserve and the Office of the Comptroller of the Currency already extensively reviewed Citi's merger plan and said Friday they hadn't looked at the Wells Fargo proposal but, like the FDIC, said they would work to achieve the best solution.
The thing about loyalty services though is that they are most simple, or work best when tied to payments.
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Sure, people can buy the shoes, but do they really understand how they work and how to get the best out of them?
The challenge now is to use this information to give teachers the tools, resources and support they need to do their best work.
They are making the internet work to their best advantage and helping other musicians along the way.
Taddeo is aghast at how calmly Isabella accepts their predicament, but after a quarrel about his jealousy they decide it's best to work together.
The Affordable Care Act helps address this by changing the incentives for providers so that they start adopting best practices that will work to reduce cost while improving quality.
The role of the federal government is to help schools across the country share ideas and best practices, while ensuring that state and local school districts have the flexibility they need to implement the programs that work best for them.
But now, four years after Zimbabwe tied its currency to the dollar and a power-sharing coalition took control, stabilizing the economy and the government, Christensen and many others like him are starting to work again in the landscape they know best and love most.
From China, Germany, India, Canada and England, they searched for the best universities and the most advanced labs -- and they found them here, because America is the best place in the world to do the work that they do.
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But the labs are best known for the work they do to secure our country.
In ensuring that everyone is performing at their best, doing the work they are pledged to do and doing it well.
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