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Research shows that there is only half as much variation in student achievement between schools as there is among classrooms in the same school. If yo...more

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Well private money can take risks in a way that government money often isn't willing to.

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In poor countries, we still need better ways to measure the effectiveness of the many government workers providing health services. They are the cruci...more

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There's no such thing as going to a soapbox and saying, 'The government's corrupt,' and not having the intelligence service see your face. In the digi...more