And with the deaths concentrated in the working-age population, each new case adds to a widening circle of economic hardship.

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Greece is now caught in a vicious circle between political uncertainty and economic contraction.

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One way of squaring the circle would be to measure economic output (and therefore growth) in terms other than simple GDP.

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Economic policy, thanks to Kemp and his inner circle of supply siders, would never be the same.

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Carl Ganter is co-founder and managing director of Circle of Blue and is vice chariman of the World Economic Forum Global Agenda Council on Water Security.

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The novels of London are now coming full circle, bringing a fuller cast into focus through two modern preoccupations: economic crisis and terrorism.

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He argued that having a growth plan would help get the economy moving again and "stop the vicious circle on the deficit" but said it wouldn't "secure our economic future" on its own and tough decisions would still be needed on tax and spending.

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As our economic recovery continues, we must keep working to give them the security they deserve, and to widen the circle of opportunity for all who are working hard to get ahead.

WHITEHOUSE: Presidential Proclamation -- National Family Week, 2012