The Stockholm International Peace Research Institute (SIPRI) and the International Institute of Strategic Studies (IISS) both publish datasets on military expenditure that are widely used by scholars and military analysts. This article illustrates the limitations in the reliability and validity...

Countries with open capital markets tend to have fewer militarized disputes and wars. Gartzke, Li & Boehmer propose that this association arises from the enhanced ability of states with open capital markets to credibly signal resolve through the bearing of economic costs ex ante to militarized...

Until recently, most writings on the relationship between climate change and security were highly speculative. The IPCC assessment reports to date offer little if any guidance on this issue and occasionally pay excessive attention to questionable sources. The articles published in this special...