US groups looking to other markets and turning to exports. - As a direct consequence of American budgetary austerity in the defence sector (see above), all the US defence groups experienced falling sales in the final quarter of 2013. Raytheon, the main missile manufacturer experienced a fall in turnover of almost 96% compared to the same period the previous year. The same phenomenon was experienced by Northrop Grumman (-5%), Lockheed Martin (-4%) and Boeing Defense (-1%). These groups are...