Rising current account and merchandise trade imbalances marked the years before the global financial and economic crisis. These imbalances either contributed to or precipitated the crisis and to the extent that they create systemic risks, it is desirable that they be reduced. There are many...

Many river basins will likely face higher hydrologic variability, including extreme floods and droughts, due to climate change, with economic and political consequences. Water treaties that govern international basins could face non-compliance among riparians and inter-state tensions as...

According to the Framework Convention on Climate Change, global collective action is needed to stabilize “greenhouse gas concentrations in the atmosphere at a level that would prevent dangerous [our emphasis] anthropogenic interference with the climate system.” The Framework Convention thus...

What is the strategic role of membership in an intergovernmental group with unanimity requirements if the group negotiates with an external player in a setting with incomplete information? Being in such a group has a strategic effect compared to negotiating as a standalone player and reduces the...

This paper analyzes the opportunities for greater participation of Brazilian police officers in United Nations peace operations, offering recommendations for facilitating such contributions and maximizing their impact with a view to Brazil's international profile. Following a presentation of the...

Previous research shows that collective action to avoid a catastrophic threshold, such as a climate "tipping point," is unaffected by uncertainty about the impact of crossing the threshold but that collective action collapses if the location of the threshold is uncertain. Theory suggests that...

This paper examines Bosnia with some comparative insights from Northern Ireland. Both places were extremely fragile in the immediate aftermath of their brokered peace negotiations and consociational institutions, in Bosnia in 1995 and Northern Ireland in 1998. Bosnia in particular was the...

Since 2001 international attention has focused on the conflicts in Iraq and Afghanistan, and specifically on the question of whether external intervention can assist weak or fragile states in successfully making the transition to stable democracies. Despite their differences, Iraq and...

This paper develops a quantitative model of trade, military conflicts, and defense spending. Trade liberalization between two countries reduces probability of an armed conflict between them, causing both to cut defense spending. This in turn causes a domino effect on defense spending by other...

In this paper, we empirically assess how economic sanctions imposed by the UN and the US affect the target states' GDP growth. Our sample includes 68 countries and covers the period 1976 - 2012. We find that sanctions imposed by the UN have a statistically and economically significant influence...