Defense economics derives from and is embedded in the multi-dimensional array of issues each country must address when providing for its national security. Applying economic concepts and methods, it attempts to evaluate this great diversity of security related questions, and to understand how...

This article evaluates whether the length of time states have nuclear weapons influences their behavior and the behavior of opponents in militarized disputes. Using multiple statistical models and illustrative cases, the article shows that, while acquiring nuclear weapons makes states...

We examine the effect of nuclear weapons on interstate conflict. Using more appropriate methodologies than have previously been used, we find that dyads in which both states possess nuclear weapons are not significantly less likely to fight wars, nor are they significantly more or less...