Point I'm making is that US economy is turning into "services economy", while science/engineering/manufacturing is slowly drifting overseas.
The US is still primarily a farming and (high tech) manufacturing economy:
"Exports: $1.2 trillion Primarily soybeans, fruit, corn, industrial supplies, transistors, aircraft, motor vehicle parts, computers"
http://www.heritage.org/research/features/index/country.cfm?id=Unitedstates
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