Security

In global development, we spend a lot of time thinking about cost effectiveness. But what if we step back and look at the broader picture when it comes to the effectiveness of different tools of foreign policy and engagement including diplomacy and defense? What are our most effective approaches to ...

Worldwide military spending as a percentage of GDP in the years since the Global Crisis has been at nearly half its level during the Cold War. This column identifies three groups into which spending has been converging. It also shows that external threat levels are a factor in determining military s...