As a result of all of these things, the country… … becomes more productive and… … more competitive in world markets, which shows up in its… … share of world trade rising. You can see this happening today as the US and China are now roughly comparable in both their economic outputs and their shares of world trade. As a country trades more globally, it must protect its trade routes and foreign interests and it must be prepared to defend itself from attack so it develops great military strength.
