Today, leading defense firms are concentrated into just two distinct blocs - those based in the US and those in Western Europe. All US defense firms and most European ones are private. Market structure may thus play an important role in determining procurement levels as well as defense policies...

Today, leading defense firms are concentrated into just two distinct blocs . those based in the US and those in Western Europe. All US defense firms and most European ones are private. Market structure may thus play an important role in determining procurement levels as well as defense policies...