<P> The US spent $456.1 billion for research and development ( R&D ) in 2013 , the most recent year for which such figures are available , according to the National Science Foundation . The private sector accounted for $322.5 billion , or 71 % , of total national expenditures , with universities and colleges spending $64.7 billion , or 14 % , in second place . </P>
<P> The US spent $456.1 billion for research and development ( R&D ) in 2013 , the most recent year for which such figures are available , according to the National Science Foundation . The private sector accounted for $322.5 billion , or 71 % , of total national expenditures , with universities and colleges spending $64.7 billion , or 14 % , in second place . </P>
who pays for most of the scientific research done in the united states
who pays for most of the scientific research done in the united states
The private sector
The private sector