Mr Hufbauer and Mr Schott suggest that, since only about 4 per cent of federal procurement of manufactures is spent on imports, such a programme would create only 9,000 jobs.

• 赫夫鲍尔和斯科特认为，由于联邦采购的制造产品中只有约4%25为进口产品，该计划只能创造9000个就业岗位。