18 million workers produced more than one-fifth of U.S. gross domestic product in 2012

people walking In 2012, knowledge intensive (KI) services industries--business, finance and information--produced $3.4 trillion in value-added output, more than one-fifth of the U.S. gross domestic product (GDP), and employed 18 million workers. Data are from a new report released today by the National Science Foundation's (NSF) National Center for Science and Engineering Statistics.KI services industries and the smaller high-technology (HT) ... More at http://www.nsf.gov/news/news_summ.jsp?cntn_id=132977&WT.mc_id=USNSF_51&WT.mc_ev=click
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