CNN's Tom Cohen, Jethro Mullen, Barbara Starr, Michael Pearson, K.J.

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"We find a reasonable number of German companies to be enthusiastic about, " said Stan Pearson, head of European equity at U.K. fund manager Standard Life.

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Knewton started with test prep, then moved into a partnership to deliver remedial education with Pearson for Arizona State University, and is now serving K-12 students who are in the juvenile justice system.

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