Why do nations with heterogeneous economies, geographic positions and institutions agree to dispatch their troops to remote conflict areas? This paper explores the domestic and international determinants of countries' contribution to peacekeeping operations from 1999 to 2009. Individual nations...

In light of growing water scarcity, virtual water, or the water embedded in key water-intensive commodities, has been an active area of debate among practitioners and academics alike. As of yet, however, there is no consensus on whether water scarcity affects conflict behavior and we still lack...

We investigate how oil dependence affects the trade of weapons between countries. We argue that oil-dependent economies have incentives to transfer arms to oil-rich countries to reduce their risk of instability and, as a result, the chances of disruption in the oil industry. We employ gravity...

We provide novel empirical models of the arms trade and focus on the role of energy dependence, in particular of oil, in explaining the trade of weapons between countries. Dramatic geopolitical events such as wars can cause significant disruptions in the supply of oil and increase oil prices....

International organizations face a trade-off between the need to replace poorly performing leaders and the imperative of preserving the loyalty of influential or pivotal member states. This performance-politics dilemma is particularly acute in UN peacekeeping. Leaders of peacekeeping operations...