This article devises a method to separate the Global Terrorism Database (GTD) into transnational and domestic terrorist incidents. This decomposition is essential for the understanding of some terrorism phenomena when the two types of terrorism are hypothesized to have different impacts. For...

This article updates earlier analyses of peacekeeping burden-sharing for the 1994-2000 period. In particular, we apply a Kendall tau test to determine whether peacekeeping burdens are being shouldered by the large countries for the small countries in recent years. This test indicates the rank...

NATO is facing major changes and challenges: enlargement, new threats, new missions, new technology, and declining defence budgets. These developments raise the question of who will pay for the changes and hence the possibility of new burden-sharing debates. burden-sharing was a focus of...

Terrorists choose from a wide variety of targets and attack methods. Unlike past literature, this article investigates how diversity in target choice and attack modes among domestic and transnational terrorists has evolved and changed over the past 40 years. Changes in the practice of homeland...

This article presents an eclectic review of the analytical study of terrorism that views all agents as rational decisionmakers. This analytical literature began in earnest with the seminal study of US skyjackings by William Landes in 1978. After 11 September 2001, the analytical literature on...

This article investigates the determinants of logistical and negotiation success from the terrorists’ viewpoint in hostage-taking missions. Logistical success indicates that the terrorists apparently completed the mission as planned, while negotiation success means that the terrorists...