In New York City, the largest public school system in the nation, schools are ordering Common Core-aligned materials now for the upcoming school year.

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What is left is a damaged core with heavy radioactive materials that cannot go airborne unless there is some additional motive force.

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Core sales, which strip out cars, petrol, and building materials and correspond most closely with the consumer spending component of gross domestic product, increased by 0.5%.

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Investors will also converge on the compelling opportunities in core economic sectors such as banking, mobile telecoms, internet, electricity, building materials, and food processing.

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The majority of the firm's customers use the company's free service, which allows teachers to post materials at Blackboard.com, but about 560 schools use a version of the company's core product, Course Info, Pittinsky said in an interview Monday.

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