The principal benefit is that it would help Clearwire reset its debt with lower interest rates and remove it from junk status bumping up against its credit limits.

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The principal benefit of this announcement for RT appears to have been that it was not cleared with the Wales Office in advance and was therefore guaranteed to get up the Secretary of State's nose.

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When regulators enforce regulations which reflect a moral principal, moral investors will benefit, and amoral investors will be hurt.

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"The government has made a lot about the benefits which will flow from the Olympics, not just to east London but right across the country, and one of the principal benefits should be to benefit tourism, with people seeing around the world what Britain has to offer, " he added.

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Many insurance companies offer variable and equity-indexed annuities with an income rider that provides a guaranteed lifetime income withdrawal benefit and the opportunity to grow your remaining principal within the annuity.

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For example, if a customer could potentially save 300 dollars a month while paying 250 dollars more into the principal by refinancing, why would this not be a benefit to both the lender and the borrower?

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"The principal impact will be on aircraft operators and flight crew, who mostly stand to benefit, " he said.

BBC: Channel Islands airspace controls reviewed