Another interesting stat: not only is the U.S. producing more research, it is producing a greater share of those publications with other countries.

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Last year there were some 500, 000 access points around the U.S., according to Cahners In-Stat.

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Given all the hand wringing over unemployment and outsourcing in the U.S., the figure seems improbable but the stat belies the fact that most of the growth in the economy over the past decade has come from economies outside the U.S. or Europe.

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